Aim for the highest.

A liar will not be believed even when he speaks the truth.

Do what you can, with what you have, where you are.

I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.

People often say that motivation doesn't last. Well, neither does bathing - that's why we recommend it daily.

Argue not concerning God,re-examine all that you have been told at church or school or in any book, dismiss whatever insults your soul

If you don't like something, change it. If you can't change it, change your attitude. Don't complain.

If we ever forget that we're one nation under God, then we will be one nation gone under.

A man's work is nothing but this slow trek to rediscover, through the detours of art, those two or three great and simple images in whose presence his heart first opened.

I'll try anything once, twice if I like it, three times to make sure.

Do not count your chickens before they are hatched.

Yesterday is gone. Tomorrow has not yet come. We have only today. Let us begin.

My optimism wears heavy boots and is loud.

Start by doing what is necessary, then what is possible, and suddenly you are doing the impossible.

What does not destroy me, makes me strong.

You'll never do a whole lot unless you're brave enough to try.

Find out who you are and do it on purpose.

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

Duty does not require any person to submit to the destruction of his personal ambitions and the right to live his own life in his own way.

Too much sanity may be madness - and the maddest of all is to see life as it is and not as it should be.

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