My heroes are the ones who survived doing it wrong, who made mistakes, but recovered from them.

Cultivate your curves - they may be dangerous but they won't be avoided.

I am as bad as the worst, but, thank God, I am as good as the best.

You must find the place inside yourself where nothing is impossible.

Insanity is doing the same thing over and over again and expecting different results.

It's the possibility of having a dream come true that makes life interesting.

Make today worth remembering.

The secret of genius is to carry the spirit of the child into old age, which means never losing your enthusiasm.

This is one small step for a man, one giant leap for mankind.

Isn't it astonishing that all these secrets have been preserved for so many years just so we could discover them!

Patience is bitter, but its fruit is sweet.

Imagination is everything. It is the preview of life's coming attractions.

I think nature's imagination Is so much greater than man's, she's never going to let us relax.

Once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.

You can't learn in school what the world is going to do next year.

When they say the sky's the limit to me that's really true

To attain the impossible, one must attempt the absurd.

It marks a big step in your development when you come to realize that other people can help you do a better job than you could do alone.

Faith is taking the first step even when you can't see the whole staircase.

I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.

Gratitude is an illness suffered by dogs.