Convictions can best be supported with experience and clear thinking.
How insidious Nature is when one is trying to get at it experimentally.
Don't second guess the mistakes you've made, others will do that for you. Make things as simple as possible, but not simpler.
Success = 1 part work + 1 part play + 1 part keep your mouth shut
A brave man, whose only fault was being a woman.
It is only men who are free, who create the inventions and intellectual works which to us moderns make life worth while.