Aristotle
Humor is the only test of gravity, and gravity of humor; for a subject which will not bear raillery is suspicious, and a jest which will not bear serious examination is false wit.
More quotes and aphorisms
The secret of improved plant breeding...If you go back to 1800, everybody was poor...A wise man can learn more from a foolish question...I'm big on research...Life's tragedy is that we get old too soon...It's better to hang out with people better than you...
