If only I had known, I should have become a watchmaker.

It's not that I'm so smart, it's just that I stay with problems longer.

There is no logical way to the discovery of these elemental laws. There is only the way of intuition, which is helped by a feeling for the order lying behind the appearance.

Communities tend to be guided less than individuals by conscience and a sense of responsibility. How much misery does this fact cause mankind! It is the source of wars and every kind of oppression, which fill the earth with pain, sighs and bitterness.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.

Just as with the man in the fairy tale who turned whatever he touched into gold, with me everything is turned into newspaper clamor.