Earth Quote by John M. Grunsfeld

Of course, you'll have to meet the physical and psychological demands. A space walk takes a lot of energy.

— Leroy Chiao

I'm tired a lot. I travel a lot.

— Toni Garrn

Exercise is amazing, from the inside out. I feel so alive and have more energy.

— Vanessa Hudgens

You have a lot of things to do when you're out on a space walk, and that sort of overwhelms your mind.

— Sunita Williams

I like this feeling of weariness after training, when I'm walking home exhausted, dragging my feet. I like this a lot.

— Fedor Emelianenko

Exercise till the mind feels delight in reposing from the fatigue.

— Socrates

What do you do after you go to space, more importantly? You can't go to a more intense, awesome thing. That's the end.

— Jack Black

Nothing feels better then to sit down on a six-hour flight with tired muscles from a workout.

— Christina Tosi

The only time my workout goes a little haywire is when I'm travelling.

— Hansika Motwani

It doesn't matter how tired I am; I will always still be happy. As soon as you go onstage, you get adrenaline. You hear…

— Martin Garrix

I'm so tired. I don't know if I can ever outrun how I used to be.

— Marie Lu

It doesn't matter if you're sad or hung-over or lazy or tired - a workout will get your endorphins pumping, and you'll feel like…

— Rachel Nichols