Truly novel inventions emerge only in one's youth. Later one becomes ever more experienced, famous-and foolish.

We scientists, whose tragic destination has been to help in making the methods of annihilation more gruesome and more effective, must consider it our solemn and transcendent duty to do all in our power in preventing these weapons from being used for the brutal purpose for which they were invented.

Do not grow old, no matter how long you live. Never cease to stand like curious children before the Great Mystery into which we were born.

When I was a fairly precocious young man I became thoroughly impressed with the futility of the hopes and strivings that chase most men restlessly through life. Moreover, I soon discovered the cruelty of that chase, which in those years was much more carefully covered up by hypocrisy and glittering words than is the case today. By the mere existence of his stomach everyone was condemned to participate in that chase. The stomach might well be satisfied by such participation, but not man insofar as he is a thinking and feeling being.

I should much rather see a reasonable agreement with Arabs based upon living together than the creation of a Jewish state.

We [Jews] have no other means of self-defense than our solidarity

Feeling and longing are the motive forces behind all human endeavor and human creations.