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

Above all things, respect yourself.

We have been called to heal wounds, to unite what has fallen apart, and to bring home those who have lost their way.

Treat a work of art like a prince. Let it speak to you first.

Sincerity and truth are the basis of every virtue.

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

I'd rather be an optimist and a fool than a pessimist and right.

Effort only fully releases its reward after a person refuses to quit.

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

We cannot do everything at once, but we can do something at once.

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

Make today worth remembering.

Learn from yesterday, live for today, hope for tomorrow.

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

Anything that makes weak - physically, intellectually and spiritually, reject it as poison.

You have to make the rules, not follow them.

We are all in the gutter, but some of us are looking at the stars.

Instead of worrying about what people say of you, why not spend time trying to accomplish something they will admire

I would prefer even to fail with honor than win by cheating.

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

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