John Von Neumann said this quote

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

~ John Von Neumann

It is just as foolish to complain that people are selfish and treacherous as it is to complain that the magnetic field does not increase unless the electric field has a curl. Both are laws of nature.

~ John Von Neumann

It would appear that we have reached the limits of what it is possible to achieve with computer technology, although one should be careful with such statements, as they tend to sound pretty silly in 5 years.

~ John Von Neumann