Every man's memory is his private literature.
Only those with no memory insist on their originality.
I fully realize that no wealth or position can long endure, unless built upon truth and justice; therefore, I will engage in no transaction which does not benefit all whom it affects.
The poor are prevented from thinking by the discipline of others, the rich by their own.
If everything isn't black and white, I say, 'Why the hell not?'
As I grow older, I pay less attention to what men say. I just watch what they do.
Tomorrow is the most important thing in life. Comes into us at midnight very clean. It's perfect when it arrives and it puts itself in our hands. It hopes we've learned something from yesterday.
We can work together for a better world with men and women of goodwill, those who radiate the intrinsic goodness of humankind.
I feel as if I were a piece in a game of chess, when my opponent says of it: That piece cannot be moved.
Never accept a drink from a urologist.
If the only prayer you said was thank you, that would be enough.
There is no real ending. It's just the place where you stop the story.
My idea of an agreeable person is a person who agrees with me.
Every time you are tempted to react in the same old way, ask if you want to be a prisoner of the past or a pioneer of the future.
If we all worked on the assumption that what is accepted as true is really true, there would be little hope of advance.
My loneliness was born when men praised my talkative faults and blamed my silent virtues.
I have a simple philosophy. Fill what's empty. Empty what's full. And scratch where it itches.
Parents are usually more careful to bestow knowledge on their children rather than virtue, the art of speaking well rather than doing well; but their manners should be of the greatest concern.
Airplane travel is nature's way of making you look like your passport photo.
After all, science is essentially international, and it is only through lack of the historical sense that national qualities have been attributed to it.
A man of honour should never forget what he is because he sees what others are.