It's not a silly question if you can't answer it.

A state that does not educate and train women is like a man who only trains his right arm.

A hydrogen atom in a cell at the end of my nose was once part of an elephant's trunk. A carbon atom in my cardiac muscle was once in the tail of a dinosaur.

Since the Renaissance, people have had to get used to living their life on a random planet in the vast galaxy.

Wisest is she who knows she does not know.

Acting responsibly is not a matter of strengthening our reason but of deepening our feelings for the welfare of others.

People are, generally speaking, either dead certain or totally indifferent.

But understanding will always require some effort. You probably wouldn't admire a friend who was good at everything if it cost her no effort.

The rearing of children is considered too important to be left to the individual and should be the responsibility of the state.

When we sense something, it is due to the movement of atoms in space. When I see the moon it is because "moon atoms" penetrate my eye.

If an overgrown child draws something on a piece of paper, you can't ask the paper what the drawing is supposed to represent.

The first person you have to conquer is you. This is because when at last you win over million people, the first person to bring you down could be you. Discipline yourself!

It's very difficult to liberate yourself from what you've learned. You know it's almost impossible because you learn in order to survive.

I think Saturday may be Latin for "stay in pajamas til noon then eventually motivate yourself to shower and get ready for bed that night.

One cannot live for ever by ignoring the price of coffins.

[Being a celebrity] In a word, it's terrible. In two words...Really terrible.

I was sold on flying as soon as I had a taste for it.

Always keep your eye on your opponent, and never let yourself be deceived by ruses.

Mind you, the Elizabethans had so many words for the female genitals that it is quite hard to speak a sentence of modern English without inadvertently mentioning at least three of them.

I didn't have many ups and downs, and I just tried to par every hole.

Making a decision to sell is the most difficult thing we do.