Man, if you gotta ask, you'll never know.
Louis Armstrong (asked to define jazz)
If one is master of one thing and understands one thing well, one has at the same time, insight into and understanding of many things.
Vincent Van Gogh
Many men go fishing all of their lives without knowing that it is not fish they are after.
When I am working on a problem, I never think about beauty. I think only of how to solve the problem. But when I have finished, if the solution is not beautiful, I know it is wrong.
R. Buckminster Fuller
Words, as is well known, are great foes of reality.