Keep your eyes on the stars, and your feet on the ground.

My dear friend, clear your mind of cant.

Truth is like the sun. You can shut it out for a time, but it ain't goin' away.

Always remember you are braver than you believe, stronger than you seem, smarter than you think and twice as beautiful as you’ve ever imagined.

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

He was a dreamer, a thinker, a speculative philosopher... or, as his wife would have it, an idiot.

I want to know what passion is. I want to feel something strongly.

Never look back unless you are planning to go that way.

It's not the load that breaks you down, it's the way you carry it.

When I give, I give myself.

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

If you can't you must, and if you must you can.

You can't live a perfect day until you do something for someone who will never be able to repay you.

Our greatest glory is not in never falling but in rising every time we fall.

People don't realize how a man's whole life can be changed by one book.

Perseverance and spirit have done wonders in all ages.

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

The secret to creativity is knowing how to hide your sources.

The one excellent thing that can be learned from a lion is that whatever a man intends doing should be done by him with a whole-hearted and strenuous effort.

Listen to many, speak to a few.

Our life is what our thoughts make it.