To live effectively is to live with adequate information.

What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.

I have said that science is impossible without faith. ... Inductive logic, the logic of Bacon, is rather something on which we can act than something which we can prove, and to act on it is a supreme assertion of faith ... Science is a way of life which can only fluorish when men are free to have faith.

If the human being is condemned and restricted to perform the same functions over and over again, he will not even be a good ant, not to mention a good human being.

I may remark parenthetically that the modern apparatus of the theory of small samples, once it goes beyond the determination of its own specially defined parameters and becomes a method for positive statistical inference in new cases, does not inspire me with any confidence unless it is applied by a statistician by whom the main elements of the dynamics of the situation are either explicitly known or implicitly felt.

The best material model of a cat is another, or preferably the same, cat.

Am I really a good mathematician?