The wise does at once what the fool does at last.
Know or listen to those who know.
Well done is better than well said.
Expect problems and eat them for breakfast.
It's always too early to quit.
Wherever you are - be all there.
The most effective way to do it, is to do it.
To know oneself, one should assert oneself.
Always desire to learn something useful.
What you do today can improve all your tomorrows.
The object of pure physics is the unfolding of the laws of the intelligible world the object of pure mathematics that of unfolding the laws of human intelligence.