--- title: "Meaning & Key Takeaway of: I know how good I am when I am 100%." description: "\"I know how good I am when I am 100%.\" — Juan Martin del Potro" image: "https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg" --- # I know how good I am when I am 100%. ![“I know how good I am when I am 100%.” quote by Juan Martin del Potro](https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg) [Download](https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg) [Open image](https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg) > “I know how good I am when I am 100%.” [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. The speaker expresses confidence when performing at full capacity. **In simple terms:** Confidence peaks at 100% effort. Key Takeaway Aim for consistent high performance. Themes confidence performance self‑belief Mood motivational determined Type sports inspirational When to use this quote - competitive matches - training sessions - career milestones Key Concepts sports psychology motivation goal setting Questions to Reflect On - What hinders you from reaching 100%? - How do you handle setbacks? A Different Perspective Pressure to be perfect can cause burnout. ★ ★ ★ ★ ★ No ratings yet [Am](https://sms4smile.com/quotes/about/am/) [Confidence](https://sms4smile.com/quotes/about/confidence/) [Good](https://sms4smile.com/quotes/about/good/) [Good 100](https://sms4smile.com/quotes/about/good-100-1955296/) [How](https://sms4smile.com/quotes/about/how/) [I am](https://sms4smile.com/quotes/about/i-am/) [Know](https://sms4smile.com/quotes/about/know/) [Know Good](https://sms4smile.com/quotes/about/know-good/) ## Related quotes > [I am confident when I take the penalty otherwise I would pass for somebody else.](https://sms4smile.com/quotes/bruno-fernandes/i-am-confident-when-i-take-the-penalty-otherwise-i-would-pass-for/) [Bruno Fernandes](https://sms4smile.com/quotes/author/bruno-fernandes/) > [You have to be confident to be successful... I am somewhat confident.](https://sms4smile.com/quotes/alvin-leung/you-have-to-be-confident-to-be-successful-i-am-somewhat-confident/) [Alvin Leung](https://sms4smile.com/quotes/author/alvin-leung/) > [I am confident in my ability.](https://sms4smile.com/quotes/oscar/i-am-confident-in-my-ability/) [Oscar](https://sms4smile.com/quotes/author/oscar/) > [Well, I don't know how they define that. But they have this Texas blues thing blown kinda out of proportion. I am a Long…](https://sms4smile.com/quotes/john-hunter/well-i-don-t-know-how-they-define-that-but-they-have-this-texas-blues/) [John Hunter](https://sms4smile.com/quotes/author/john-hunter/) > [I feel as much of a stud as... I can't come up with a metaphor. That's how lacking in studliness I am.](https://sms4smile.com/quotes/anonymous/i-feel-as-much-of-a-stud-as-i-can-t-come-up-with-a-metaphor-that-s/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [I am very focused on large-scale deployments of renewable power and how we're going to get this done. Imagine our military bases covered with…](https://sms4smile.com/quotes/william-mcdonough/i-am-very-focused-on-large-scale-deployments-of-renewable-power-and/) [William McDonough](https://sms4smile.com/quotes/author/william-mcdonough/) > [You can get a bit world-weary in this job, and 'The Passion' reminded me of what a fantastic job acting is and how lucky…](https://sms4smile.com/quotes/james-nesbitt/you-can-get-a-bit-world-weary-in-this-job-and-the-passion-reminded-me/) [James Nesbitt](https://sms4smile.com/quotes/author/james-nesbitt/) > [My mother would do anything for her children. And that's how I am too.](https://sms4smile.com/quotes/mary-crown-princess-of-denmark/my-mother-would-do-anything-for-her-children-and-that-s-how-i-am-too/) [Mary, Crown Princess of Denmark](https://sms4smile.com/quotes/author/mary-crown-princess-of-denmark/) > [I know what a good man is because I saw it in my father.](https://sms4smile.com/quotes/raimond-gaita/i-know-what-a-good-man-is-because-i-saw-it-in-my-father/) [Raimond Gaita](https://sms4smile.com/quotes/author/raimond-gaita/) > [I'm a perceptive person. I know what's good and I don't venture into what's not good. I've discovered my own khazana. Everybody should.](https://sms4smile.com/quotes/rekha/i-m-a-perceptive-person-i-know-what-s-good-and-i-don-t-venture-into/) [Rekha](https://sms4smile.com/quotes/author/rekha/) > [You do what you know is good, because it's good, and then you have a certain peace of mind, saying, you've been an activist…](https://sms4smile.com/quotes/ray-mcgovern/you-do-what-you-know-is-good-because-it-s-good-and-then-you-have-a/) [Ray McGovern](https://sms4smile.com/quotes/author/ray-mcgovern/) > [I want all my friends, family and fans to know that I am in good spirits and I will be fine.](https://sms4smile.com/quotes/lil-kim/i-want-all-my-friends-family-and-fans-to-know-that-i-am-in-good/) [Lil' Kim](https://sms4smile.com/quotes/author/lil-kim/) > [You can only know a good wine if you have first tasted a bad one.](https://sms4smile.com/quotes/paulo-coelho/you-can-only-know-a-good-wine-if-you-have-first-tasted-a-bad-one/) [Paulo Coelho](https://sms4smile.com/quotes/author/paulo-coelho/) > [“My mum always taught me the value of knowing, recognizing and acknowledging when you had a good day. There are so many bad days…](https://sms4smile.com/quotes/tom-hiddleston/my-mum-always-taught-me-the-value-of-knowing-recognizing-and/) [Tom Hiddleston](https://sms4smile.com/quotes/author/tom-hiddleston/) > [“Sometimes trying to know someone so well is not always good.”](https://sms4smile.com/quotes/uzoma-nnadi/sometimes-trying-to-know-someone-so-well-is-not-always-good/) [Uzoma Nnadi](https://sms4smile.com/quotes/author/uzoma-nnadi/) ## More by Juan Martin del Potro > [I am trying to be a good person every day and do what my parents teach me when I was a kid.](https://sms4smile.com/quotes/juan-martin-del-potro/i-am-trying-to-be-a-good-person-every-day-and-do-what-my-parents/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [Sometimes in tournaments I'll see Argentinians with Boca shirts and flags and that gives me a boost.](https://sms4smile.com/quotes/juan-martin-del-potro/sometimes-in-tournaments-i-ll-see-argentinians-with-boca-shirts-and/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [It's not easy for the players change the racquet.](https://sms4smile.com/quotes/juan-martin-del-potro/it-s-not-easy-for-the-players-change-the-racquet/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [When you play semifinals on a Grand Slam, anything can happen, so you must be ready for the chance.](https://sms4smile.com/quotes/juan-martin-del-potro/when-you-play-semifinals-on-a-grand-slam-anything-can-happen-so-you/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [Well, I think the indoors conditions are perfect. You don't have wind, sun, anything.](https://sms4smile.com/quotes/juan-martin-del-potro/well-i-think-the-indoors-conditions-are-perfect-you-don-t-have-wind/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [When you have chances against the top guys, and you couldn't make it, then they take advantage of the game.](https://sms4smile.com/quotes/juan-martin-del-potro/when-you-have-chances-against-the-top-guys-and-you-couldn-t-make-it/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [I like to play big battles with other guys.](https://sms4smile.com/quotes/juan-martin-del-potro/i-like-to-play-big-battles-with-other-guys/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [When I was a kid, I mix watching soccer and the U.S. Open, that's it.](https://sms4smile.com/quotes/juan-martin-del-potro/when-i-was-a-kid-i-mix-watching-soccer-and-the-u-s-open-that-s-it/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [Sometimes you feel you are never going to be the same again.](https://sms4smile.com/quotes/juan-martin-del-potro/sometimes-you-feel-you-are-never-going-to-be-the-same-again/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [It's not easy to feel like a local player all over the world and that's how I feel. It's incredible.](https://sms4smile.com/quotes/juan-martin-del-potro/it-s-not-easy-to-feel-like-a-local-player-all-over-the-world-and-that/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [The money, the pictures, the fans following you everywhere you can have everything you want. There are different temptations every time, but you have…](https://sms4smile.com/quotes/juan-martin-del-potro/the-money-the-pictures-the-fans-following-you-everywhere-you-can-have/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [I really appreciate everyone who cheers for me all around the world at every tournament.](https://sms4smile.com/quotes/juan-martin-del-potro/i-really-appreciate-everyone-who-cheers-for-me-all-around-the-world/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [When I feel that confidence to do my best shots, I know I can be dangerous for all the guys.](https://sms4smile.com/quotes/juan-martin-del-potro/when-i-feel-that-confidence-to-do-my-best-shots-i-know-i-can-be/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [Many fans give me too much love on court, off court as well.](https://sms4smile.com/quotes/juan-martin-del-potro/many-fans-give-me-too-much-love-on-court-off-court-as-well/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) > [Miami has a big Argentinian, how you say, society, living here, so I meet them everywhere.](https://sms4smile.com/quotes/juan-martin-del-potro/miami-has-a-big-argentinian-how-you-say-society-living-here-so-i-meet/) [Juan Martin del Potro](https://sms4smile.com/quotes/author/juan-martin-del-potro/) [Explore all 97 Juan Martin del Potro quotes ](https://sms4smile.com/quotes/author/juan-martin-del-potro/) ## More Am quotes > [I don't own designer clothes, or a sports car, or a huge house, but I am seeing the world, experiencing amazing things, and I…](https://sms4smile.com/quotes/roz-savage/i-don-t-own-designer-clothes-or-a-sports-car-or-a-huge-house-but-i-am/) [Roz Savage](https://sms4smile.com/quotes/author/roz-savage/) > [I think I am against stereotype. Generally, Asian guys are more quiet - they study and have a good work ethic. Generally, I have…](https://sms4smile.com/quotes/bobby-lee/i-think-i-am-against-stereotype-generally-asian-guys-are-more-quiet/) [Bobby Lee](https://sms4smile.com/quotes/author/bobby-lee/) > [I am not a depressive person at all, but I reflect a lot on my life, and life in general, from the perspective of…](https://sms4smile.com/quotes/alejandro-gonzalez-inarritu/i-am-not-a-depressive-person-at-all-but-i-reflect-a-lot-on-my-life/) [Alejandro Gonzalez Inarritu](https://sms4smile.com/quotes/author/alejandro-gonzalez-inarritu/) > [Any incarnation of 'Batman' I am delighted to do.](https://sms4smile.com/quotes/adam-west/any-incarnation-of-batman-i-am-delighted-to-do/) [Adam West](https://sms4smile.com/quotes/author/adam-west/) > [I am tired of our characters being so incomplete. When do we ever save the day in a film? When does a Latino actor…](https://sms4smile.com/quotes/esai-morales/i-am-tired-of-our-characters-being-so-incomplete-when-do-we-ever-save/) [Esai Morales](https://sms4smile.com/quotes/author/esai-morales/) > [I am confident when I take the penalty otherwise I would pass for somebody else.](https://sms4smile.com/quotes/bruno-fernandes/i-am-confident-when-i-take-the-penalty-otherwise-i-would-pass-for/) [Bruno Fernandes](https://sms4smile.com/quotes/author/bruno-fernandes/) > [I am on sabbatical as of right now, been too busy to think of about my OWN needs as of late.](https://sms4smile.com/quotes/jim-diamond/i-am-on-sabbatical-as-of-right-now-been-too-busy-to-think-of-about-my/) [Jim Diamond](https://sms4smile.com/quotes/author/jim-diamond/) > [I am strongly opposed to any form of amnesty, including, especially, executive amnesty.](https://sms4smile.com/quotes/steve-scalise/i-am-strongly-opposed-to-any-form-of-amnesty-including-especially/) [Steve Scalise](https://sms4smile.com/quotes/author/steve-scalise/) > [I am no different from a lot of people. I am concerned for the future of my children and concerned for the future of…](https://sms4smile.com/quotes/john-barnes/i-am-no-different-from-a-lot-of-people-i-am-concerned-for-the-future/) [John Barnes](https://sms4smile.com/quotes/author/john-barnes/) > [I won't be managing the Mets. I am closing the door on managing the Mets and probably everybody else.](https://sms4smile.com/quotes/joe-torre/i-won-t-be-managing-the-mets-i-am-closing-the-door-on-managing-the/) [Joe Torre](https://sms4smile.com/quotes/author/joe-torre/) > [I know who I am. I know what I represent.](https://sms4smile.com/quotes/alex-cora/i-know-who-i-am-i-know-what-i-represent/) [Alex Cora](https://sms4smile.com/quotes/author/alex-cora/) > [I am fortunate.](https://sms4smile.com/quotes/ruth-westheimer/i-am-fortunate/) [Ruth Westheimer](https://sms4smile.com/quotes/author/ruth-westheimer/) > [I will support my party when they are right on an issue, but am not afraid to stand up to party bosses who are…](https://sms4smile.com/quotes/darlene-senger/i-will-support-my-party-when-they-are-right-on-an-issue-but-am-not/) [Darlene Senger](https://sms4smile.com/quotes/author/darlene-senger/) > [Acting is what I do with who I am.](https://sms4smile.com/quotes/harriet-walter/acting-is-what-i-do-with-who-i-am/) [Harriet Walter](https://sms4smile.com/quotes/author/harriet-walter/) > [I am a big outliner. For my adult book, 'The Visibles,' I did not outline, and it took me two years to write because…](https://sms4smile.com/quotes/sara-shepard/i-am-a-big-outliner-for-my-adult-book-the-visibles-i-did-not-outline/) [Sara Shepard](https://sms4smile.com/quotes/author/sara-shepard/) [Browse all 9,589 Am quotes ](https://sms4smile.com/quotes/about/am/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "I know how good I am when I am 100%.", "creator": { "@type": "Person", "name": "Juan Martin del Potro" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/juan-martin-del-potro/i-know-how-good-i-am-when-i-am-100/", "about": { "@type": "Thing", "name": "Am" }, "@id": "https://sms4smile.com/quotes/juan-martin-del-potro/i-know-how-good-i-am-when-i-am-100/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg", "contentUrl": "https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg", "url": "https://sms4smile.com/quotes/i/dc2/juan-martin-del-potro-6769_am_i-know-how-good-i-am-when-i-am-100-17921_1792100.jpg", "width": 1080, "height": 1080, "caption": "“I know how good I am when I am 100%.” — Juan Martin del Potro", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } }, { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://sms4smile.com/" }, { "@type": "ListItem", "position": 2, "name": "Quotes", "item": "https://sms4smile.com/quotes/" }, { "@type": "ListItem", "position": 3, "name": "Juan Martin del Potro", "item": "https://sms4smile.com/quotes/author/juan-martin-del-potro/" }, { "@type": "ListItem", "position": 4, "name": "I know how good I am...", "item": "https://sms4smile.com/quotes/juan-martin-del-potro/i-know-how-good-i-am-when-i-am-100/" } ], "@id": "https://sms4smile.com/quotes/juan-martin-del-potro/i-know-how-good-i-am-when-i-am-100/#breadcrumb" }, { "@type": "WebSite", "@id": "https://sms4smile.com/quotes/#website", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "publisher": { "@id": "https://sms4smile.com/quotes/#organization" } }, { "@type": "Organization", "@id": "https://sms4smile.com/quotes/#organization", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "logo": { "@type": "ImageObject", "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png", "width": 512, "height": 512 } } ] } ```