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

The idea that information can be stored in a changing world without an overwhelming depreciation of its value is false. It is scarcely less false than the more plausible claim that after a war we may take our existing weapons, fill their barrels with information.

There are no answers, only cross references.

In all important respects, the man who has nothing but his physical power to sell has nothing to sell which it is worth anyone's money to buy

Science is better paid than at any time in the past. The results of this pay have been to attract into science many of those for whom the pay is the first consideration, and who scorn to sacrifice immediate profit for the freedom of development of their own concept. Moreover, this inner development, important and indispensable as it may be to the world of science in the future, generally does not have the tendency to put a single cent into the pockets of their employers.

The nervous system and the automatic machine are fundamentally alike in that they are devices, which make decisions on the basis of decisions they made in the past.

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