We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.

Art calls for complete mastery of techniques, developed by reflection within the soul.

What one has to do usually can be done.

A creative man is motivated by the desire to achieve, not by the desire to beat others.

I don't like that man. I must get to know him better.

Obstacles are those frightful things you see when you take your eyes off your goals.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

From each according to his abilities, to each according to his needs.

Success is never final. Failure is never fatal. It s courage that counts.

If you think of yourselves as helpless and ineffectual, it is certain that you will create a despotic government to be your master. The wise despot, therefore, maintains among his subjects a popular sense that they are helpless and ineffectual.

Nothing will work unless you do.

Old Professors never die, they just lose their faculties.

The role of the artist is to ask questions, not answer them.

The secret of success in life is for a man to be ready for his opportunity when it comes.

The term 'serious actor' is kind of an oxymoron, isn't it? [Like] 'Republican party' [or] 'airplane food'.

One of the main weaknesses of mankind is the average man's familiarity with the word 'impossible'.

I'm not the smartest fellow in the world, but I can sure pick smart colleagues.

It’s not about what it is, it’s about what it can become.

The more you are in this business, the more humbled by it you become.

Action is the foundational key to all success.

It is hard to fail, but it is worse never to have tried to succeed.