Luck enters into every contingency. You are a fool if you forget it -- and a greater fool if you count upon it.

To be a Jew is to be strong with a strength that has outlived persecutions. It is to be wise against ignorance, honest against piracy, harmless against evil, kind against cruelty

Love comes into your being like a tidal wave ... sometimes it withdraws like a wave, till there isn't such a thing as a pool left, and every bit of your heart is as dry as seaweed beyond the wave's reach.

When you know a person particularly well, you cannot escape their ruffled feelings.

Personally, I think it's a good way to let a child start right in with the laws of Nature before he's old enough to be surprised at them.

Taboos on the human heart are more dangerous than any risk we run by using our emotions. Sensation is the life of man; it is his actual energy. To suppress it is to lose creative power!

Curiosity is the only thing that really carries through time, isn't it? The creative curiosity, I mean, which fights its way into expression?