The only sure way to avoid making mistakes is to have no new ideas.

My deep religiosity [...] found an abrupt ending at the age of twelve, through the reading of popular scientific books.

There's no question dolphins are smarter than humans as they play more.

The pursuit of knowledge for its own sake, an almost fanatical love of justice and the desire for personal independence -- these are the features of the Jewish tradition which make me thank my stars that I belong to it.

From the standpoint of daily life, however, there is one thing we do know: that we are here for the sake of each other.

It takes a different kind of thinking to solve a problem than the kind of thinking which produced the problem.

I have repeatedly said that in my opinion the idea of a personal God is a childlike one.