It is you men who make war! ... We, who have children, would never make it! Why should a woman be broken up in pain, to give her child life, only to see him carried away from her, to make food for guns?

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

I wonder how often not the intention but the desire springs up in a doctor's mind: 'Can I let this human being out of the trap of Life?

Life was a series of messes, and one spent one's time cleaning them up; if one had any heart at all one also gave a part of one's time to cleaning up those of other people.

This is the real tragedy of mankind, that until now the spirit of man has not been able to free itself, even along the path of its own development, from the tentacles of self-deception.

... most people are dead, and none of them seem to mind it. One hears a great many complaints about life, doesn't one? And there are people I know who would certainly grumble -- however dead they were -- if there were anything to grumble at.

All persecution is a sign of fear; for if we did not fear the power of an opinion different from our own, we should not mind others holding it.