Quotes by John Von Neumann

How do you feel today?    I feel ...

John von Neumann (Neumann Jnos) (December 28, 1903 February 8, 1957) was a Hungarian-German mathematician and polymath of Jewish ancestry who made important contributions in quantum physics, functional analysis, set theory, ... more

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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, with the addition of certain verbal interpretations describes observed phenomena. The justification of such a mathematical construct is solely and precisely that it is expected to work.