数学中最深刻的问题往往源于最简单的问题。

Over the centuries the Indians developed sign language for communicating phenomena of interest. Programmers from different tribes (FORTRAN, LISP, ALGOL, SNOBOL, etc.) could use one that doesn't require them to carry a blackboard on their ponies.

The real giants have been those who have stood for something, who have had a clear idea of what they wanted to say and have said it with force and clarity.

Form follows function - but sometimes function follows form.