If the world was perfect, it wouldn't be.
I am not a saint, unless you think of a saint as a sinner who keeps on trying.
Of puns it has been said that those who most dislike them are those who are least able to utter them.
There is only one difference between a madman and me. The madman thinks he is sane. I know I am mad.
People create stories create people; or rather stories create people create stories.
Forewarned, forearmed. To be prepared is half the victory.
We often discover what will do by finding out what will not do; and probably he who never made a mistake never made a discovery.
There is only one way... to get anybody to do anything. And that is by making the other person want to do it.
When the dog looks at you, the dog is not thinking what kind of a person you are. The dog is not judging you.
In just six weeks from the time the design was started, we had the motor on the block testing its power.
A friend doesn't go on a diet because you are fat.
A scientific man ought to have no wishes, no affections, - a mere heart of stone.
No matter how thin you slice it, there will always be two sides.
I like to think of myself at home in the armchair, writing, smoking and occasionally wandering down the shop.
It is a good rule in life never to apologize. The right sort of people do not want apologies, and the wrong sort take a mean advantage of them.
Most ballet teachers in the United States are terrible. If they were in medicine, everyone would be poisoned.
Experience without theory is blind, but theory without experience is mere intellectual play.
Children's talent to endure stems from their ignorance of alternatives.
If a dog will not come to you after having looked you in the face, you should go home and examine your conscience.
I am dying from the treatment of too many physicians.
Moonlight is sculpture.