Teaching causes people to go into situations from which they cannot escape, except by thinking. Do not handicap children by making their lives easy.

Any group is weaker than a man alone unless they are perfectly trained to work together.

Physicians had gone to their graves calling Pasteur a liar, a fool, or worse—without examining evidence which their “common sense” told them was impossible.

A touchstone to determine the actual worth of an "intellectual" - find out how he feels about astrology.

A "critic" is a man who creates nothing.

On the steps of the Federal Building we ran into Carmencita Ibanez, a classmate of ours and one of the nice things about being a member of a race with two sexes.

History does not record anywhere or at any time a religion that has any rational basis.