Never complain and never explain.
The wise does at once what the fool does at last.
To know oneself, one should assert oneself.
Either you run the day or the day runs you.
Only the educated are free.
Always desire to learn something useful.
To be a good loser is to learn how to win.
Know or listen to those who know.
It's always too early to quit.
Who seeks shall find.
A mathematician is a person who can find analogies between theorems a better mathematician is one who can see analogies between proofs and the best mathematician can notice analogies between theories.