If suffering brought wisdom, the dentist's office would be full of luminous ideas.
Fear regulates. Appetite impels.
With age, I have become both more pious and more shameless.
Don't stare into a mirror when you are trying to solve a problem.
Forgetting and remembering are governed by laws, but we cannot find out what they are.
The Insignificance of Man is a congenial theme; my own insignificance is a sore point.