A classic is a book which people praise and don't read.
Accident is the name of the greatest of all inventors.
After all these years I see that I was mistaken about Eve in the beginning; it is better to live outside the Garden with her than inside it without her
Always do right. This will gratify some people and astonish the rest.
All you need in this life is ignorance and confidence; then success is sure.
Don't go around saying the world owes you a living. The world owes you nothing. It was here first.
Don't part with your illusions. When they are gone you may still exist, but you have ceased to live.
Familiarity breeds contempt -- and children.
Few things are harder to put up with than a good example.
Fiction is obliged to stick to possibilities. Truth isn't.