Many adults, whether consciously or unconsciously, find it beneath their adult dignity to do anything as childish as read a book, think a thought, or get an idea. Adults are rarely embarrased at having forgotten what little algebra or geography they once learned

University President: Why is it that you physicists always require so much expensive equipment? Now the Department of Mathematics requires nothing but money for paper, pencils, and erasers . . . and the Department of Philosophy is better still. It doesn't even ask for erasers.

It was childish to feel disappointed, but childishness comes almost as naturally to a man as to a child.

Modern science fiction is the only form of literature that consistently considers the nature of the changes that face us.

I can't bear to hear a human being spoken of with contempt just because of his group identification...It's these respectable people here who create those hooligans out there.

Flattery is useful when dealing with youngsters.

My feeling is, quite simply, that if there is a God, He has done such a bad job that he isn't worth discussing.