No great discovery was ever made without a bold guess.
If you treat an individual as he is, he will remain how he is. But if you treat him as if he were what he ought to be and could be, he will become what he ought to be and could be
I'll try anything once, twice if I like it, three times to make sure.
Imagination is everything. It is the preview of life's coming attractions.
A lot of legends, a lot of people, have come before me. But this is my time.
I don’t think we are going to become extinct. We are very clever and very resourceful.
I just want to be able to play and make people feel good with what I do. When you're thinking that way, anything can happen. And, usually, what happens is good.
I think nature's imagination Is so much greater than man's, she's never going to let us relax.
It's what you learn after you know it all that counts.
I may not have gone where I intended to go, but I think I have ended up where I needed to be.
Instead of worrying about what people say of you, why not spend time trying to accomplish something they will admire
Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure.
You can't build a reputation on what you are going to do.
Self-confidence is the first requisite to great undertakings.
You must find the place inside yourself where nothing is impossible.
Human dignity consists in the role we must play in our own perfection. Taking a role in our own self-completion is the highest expression of our creativity.
Great spirits have always encountered violent opposition from mediocre minds.
I would prefer even to fail with honor than win by cheating.
If we want a free and peaceful world, if we want to make the deserts bloom and man grow to greater dignity as a human being-we can do it.
Repetition of the same thought or physical action develops into a habit which, repeated frequently enough, becomes an automatic reflex.
A liar will not be believed even when he speaks the truth.