The advantage is that mathematics is a field in which one's blunders tend to show very clearly and can be corrected or erased with a stroke of the pencil.

One of the chief duties of the mathematician in acting as an advisor ... is to discourage ... from expecting too much from mathematics.

It is possible to believe in progress as a fact without believing in progress as an ethical principle; but in the catechism of many Americans, the one goes with the other.

the science of control and communication in the animal and the machine

Let us remember that the automatic machine is the precise economic equivalent of slave labor. Any labor which competes with slave labor must accept the economic consequences of slave labor.

I have said that the modern man, and especially the modern American, however much 'know-how' he may have, has very little 'know-what'

Any use of a human being in which less is demanded of him and less is attributed to him than his full status is a degradation and a waste.