To forbid mistakes is to forbid learning.

With our ignorance, they win, we lose.

It might seem a contradiction but... the ability to improvise requires lots of practice. Ask any jazz musician.

We are changing all the time and this never changes.It is not whether we change, it is how much and in what direction we change. These choices are ours can only be made by us

The best thing in life is change. Without change there is no life.

Conscious practice becomes unconscious practice.

Practice is the process of moving conscious action into subconscious and unconscious action.

Nobody can learn for another. Only we can teach ourselves.

We are the sum and synergy of all our experiences.

It is absolutely possible that the impossible is possible.

The "question" is the inoculation against and the antidote for ignorance.

Never believe anything in politics until it has been officially denied.

Science says that there are many more universes apart from ours. In that case, even when we think universally, we still think locally!

3 o'clock is always too late or too early for anything you want to do.

I am never going to have anything more to do with politics or politicians. When this war is over I shall confine myself entirely to writing and painting.

I been seeing newspapers every Sunday morning, white dudes be in there in their drawers, never having no bulge in they drawers. Smiling at you. If I ain't have no bulge, I wouldn't be smiling!

Then again you may pick up just enough education to hate people who say, 'It's a secret between he and I.'

In painting as in eloquence, the greater your strength, the quieter your manner.

Puritanism was a youthful, vigorous movement.

All mathematics is tautology.

I have a penchant for playing God's clowns. Actually, I played Nijinsky once, and he used to call himself God's clown.