When I think of the most able students I have encountered in my teaching - I mean those who have distinguished themselves not only by skill but by independence of thought - then I must confess that all have had a lively interest in epistemology.

Democracy, taken in its narrower, purely political, sense, suffers from the fact that those in economic and political power possess the means for molding public opinion to serve their own class interests. The democratic form of government in itself does not automatically solve problems; it offers, however, a useful framework for their solution. Everything depends ultimately on the political and moral qualities of the citizenry.

Intuitive powers played a central role in my scientific work, not wild speculation, yet a valued resource when no other approach was available.

The world will not be destroyed by those who do evil, but by those who watch them without doing anything.

Every reminiscence is colored by the way things are today, and therefore by a delusive point of view.

Without deep reflection one knows from daily life that one exists for other people.

The heart says yes, but the mind says no.