--- title: "Meaning & Key Takeaway of: Men prosper or fail, survive or perish in…" description: "\"Men prosper or fail, survive or perish in proportion to the degree of their rationality.\" — Ayn Rand" image: "https://sms4smile.com/quotes/i/578/ayn-rand-59_degrees_men-prosper-or-fail-survive-or-perish-in_784112.jpg" --- # Men prosper or fail, survive or perish in proportion to… ![“Men prosper or fail, survive or perish in proportion to the degree of their rationality.” quote by Ayn Rand](https://sms4smile.com/quotes/i/578/ayn-rand-59_degrees_men-prosper-or-fail-survive-or-perish-in_784112.jpg) [Download](https://sms4smile.com/quotes/i/578/ayn-rand-59_degrees_men-prosper-or-fail-survive-or-perish-in_784112.jpg) [Open image](https://sms4smile.com/quotes/i/578/ayn-rand-59_degrees_men-prosper-or-fail-survive-or-perish-in_784112.jpg) > “Men prosper or fail, survive or perish in proportion to the degree of their rationality.” [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Argues that rationality determines success or failure in life. **In simple terms:** Reason guides prosperity or decline. Key Takeaway Cultivate rational decision‑making. Themes philosophy individualism success Mood assertive philosophical Type ideological motivational When to use this quote - business strategy - personal development - education Key Concepts rationalism ethics Questions to Reflect On - How can rationality coexist with empathy? - What role does intuition play in success? A Different Perspective Rationality alone may ignore emotional or social factors. ★ ★ ★ ★ ★ No ratings yet [Degree Rationality](https://sms4smile.com/quotes/about/degree-rationality-6035559/) [Degrees](https://sms4smile.com/quotes/about/degrees/) [Failing](https://sms4smile.com/quotes/about/failing/) [Greatness](https://sms4smile.com/quotes/about/greatness/) [Men](https://sms4smile.com/quotes/about/men/) [Men Prosper](https://sms4smile.com/quotes/about/men-prosper-990470/) [Proportion](https://sms4smile.com/quotes/about/proportion/) [Rationality](https://sms4smile.com/quotes/about/rationality/) [Survive](https://sms4smile.com/quotes/about/survive/) [Survive Perish](https://sms4smile.com/quotes/about/survive-perish-1351909/) ## Related quotes > [Swim or sink, live or die, survive or perish with my country was my unalterable determination.](https://sms4smile.com/quotes/john-adams/swim-or-sink-live-or-die-survive-or-perish-with-my-country-was-my/) [John Adams](https://sms4smile.com/quotes/author/john-adams/) > [I must reorganize the environment of man by which then greater numbers of men can prosper.](https://sms4smile.com/quotes/r-buckminster-fuller/i-must-reorganize-the-environment-of-man-by-which-then-greater/) [R. Buckminster Fuller](https://sms4smile.com/quotes/author/r-buckminster-fuller/) > [Base men who prosper are unenviable.](https://sms4smile.com/quotes/aeschylus/base-men-who-prosper-are-unenviable/) [Aeschylus](https://sms4smile.com/quotes/author/aeschylus/) > [To reduce the interpretation of the causality of all kinds of climate changes and of global warming to one variable, CO2, or to a…](https://sms4smile.com/quotes/vaclav-klaus/to-reduce-the-interpretation-of-the-causality-of-all-kinds-of-climate/) [Vaclav Klaus](https://sms4smile.com/quotes/author/vaclav-klaus/) > [There must be only three supreme values which govern a person's life: Reason, Purpose, and Self-esteem. 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Moral perfection is an unbreached rationality-not…](https://sms4smile.com/quotes/ayn-rand/man-has-a-single-basic-choice-to-think-or-not-and-that-is-the-gauge/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [The Middle Ages were an era of mysticism, ruled by blind faith and blind obedience to the dogma that faith is superior to reason.…](https://sms4smile.com/quotes/ayn-rand/the-middle-ages-were-an-era-of-mysticism-ruled-by-blind-faith-and/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [“Since knowledge, thinking, and rational action are properties of the individual, since the choice to exercise his rational faculty or not depends on the…](https://sms4smile.com/quotes/ayn-rand/since-knowledge-thinking-and-rational-action-are-properties-of-the/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) ## More by Ayn Rand > [There are no white lies, there is only the blackest of destruction, and a white lie is the blackest of all.](https://sms4smile.com/quotes/ayn-rand/there-are-no-white-lies-there-is-only-the-blackest-of-destruction-and/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [She watched the prairies the rivers, the towns slipping past at an untouchable distance below - and she noted that the sense of detachment…](https://sms4smile.com/quotes/ayn-rand/she-watched-the-prairies-the-rivers-the-towns-slipping-past-at-an/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [“This was reality, she thought, this sense of clear outlines, of purpose, of lightness, of hope.”](https://sms4smile.com/quotes/ayn-rand/this-was-reality-she-thought-this-sense-of-clear-outlines-of-purpose/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [A “collective” mind does not exist. 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And your most…](https://sms4smile.com/quotes/ayn-rand/have-you-felt-it-too-have-you-seen-how-your-best-friends-love/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [Every coercive monopoly was created by government intervention into the economy: by special privileges, such as franchises or subsidies, which closed the entry of…](https://sms4smile.com/quotes/ayn-rand/every-coercive-monopoly-was-created-by-government-intervention-into/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) > [We are all brothers under the skin - and I, for one, would be willing to skin humanity to prove it.](https://sms4smile.com/quotes/ayn-rand/we-are-all-brothers-under-the-skin-and-i-for-one-would-be-willing-to/) [Ayn Rand](https://sms4smile.com/quotes/author/ayn-rand/) [Explore all 1,777 Ayn Rand quotes ](https://sms4smile.com/quotes/author/ayn-rand/) ## More Degrees quotes > [ \[Photography is \] likewise even French impressionists. So the Sculls bought pop. 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To the degree that I can live in the death of Jesus - to that degree I can channel God's…](https://sms4smile.com/quotes/louie-giglio/life-comes-from-death-to-the-degree-that-i-can-live-in-the-death-of/) [Louie Giglio](https://sms4smile.com/quotes/author/louie-giglio/) > [By heaven we understand a state of happiness infinite in degree, and endless in duration.](https://sms4smile.com/quotes/benjamin-franklin/by-heaven-we-understand-a-state-of-happiness-infinite-in-degree-and/) [Benjamin Franklin](https://sms4smile.com/quotes/author/benjamin-franklin/) > [As hard as I try to live with some degree of faith in my life, I just can't believe that the full moon can…](https://sms4smile.com/quotes/dana-gould/as-hard-as-i-try-to-live-with-some-degree-of-faith-in-my-life-i-just/) [Dana Gould](https://sms4smile.com/quotes/author/dana-gould/) > [The male dares to be different to the degree that he accepts his passivity and his desire to be female, his fagginess. 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