There's no sense in being precise when you don't even know what you're talking about.

- John Von Neumann

Truth is much too complicated to allow anything but approximations.

- John Von Neumann

Science, as well as technology, will in the near and in the farther future increasingly turn from problems of intensity, substance, and energy, to pr…

- John Von Neumann

The sciences do not try to explain, they hardly even try to interpret, they mainly make models. By a model is meant a mathematical construct which, w…

- John Von Neumann

You insist that there is something a machine cannot do. If you tell me precisely what it is a machine cannot do, then I can always make a machine whi…

- John Von Neumann

Young man, in mathematics you don't understand things. You just get used to them.

- John Von Neumann

Problems are often stated in vague terms... because it is quite uncertain what the problems really are.

- John Von Neumann

All stable processes we shall predict. All unstable processes we shall control.

- John Von Neumann

If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.

- John Von Neumann