Balance in large measure is knowing the things that can be changed, putting them in proper perspective, and recognizing the things that will not change."

Violence sometimes may have cleared away obstructions quickly, but it never has proved itself creative.

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

Newton did not know what happened to the apple, and I can prove this when the next eclipse comes.

I have not eaten enough of the tree of knowledge, though in my profession I am obligated to feed on it regularly.

I cannot then believe in this concept of an anthropomorphic God who has the powers of interfering with these natural laws. As I said before, the most beautiful and most profound religious emotion that we can experience is the sensation of the mystical. And this mysticality is the power of all true science.

Modern education is competitive, nationalistic and separative. It has trained the child to regard material values as of major importance, to believe that his nation is also of major importance and superior to other nations and peoples. The general level of world information is high but usually biased, influenced by national prejudices, serving to make us citizens of our nation but not of the world.