Don't fear failure. Not failure, but low aim, is the crime. In great attempts it is glorious even to fail.

There is nothing in a caterpillar that tells you it's going to be a butterfly.

The present is theirs; the future, for which I really worked, is mine.

Keep your face to the sunshine and you will never see the shadow.

The duty of youth is to challenge corruption.

I am not bound to win, but I am bound to be true. I am not bound to succeed, but I am bound to live by the light that I have. I must stand with anybody that stands right, and stand with him while he is right, and part with him when he goes wrong.

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

In a conflict between the heart and the brain, follow your heart.

It is only when the mind is free from the old that it meets everything anew, and in that there is joy.

Write it on your heart that every day is the best day in the year.

Winning isn't everything but wanting to win is.

One of the things I learned when I was negotiating was that until I changed myself, I could not change others.

I don’t think we are going to become extinct. We are very clever and very resourceful.

Some people don't like change, but you need to embrace change if the alternative is disaster.

A man should look for what is, and not what he thinks should be.

Freedom from the desire for an answer is essential to the understanding of a problem.

Stop acting so small. You are the universe in ecstatic motion.

To go too far is as bad as to fall short.

It's not whether you got knocked down; it's whether you get back up.

When it comes down to it, I let them think what they want. If they care enough to bother with what I do, then I'm already better than them.

The greatest thing in the world is to know how to belong to oneself.