You must not take conceited pride in any deed, because deeds are measured on the basis of their final seal (their ultimate condition)
He who avoids complaint invites happiness
It is not always the same thing to be a good man and a good citizen.
Beware of false knowledge; it is more dangerous than ignorance
There’s nothing quite as frightening as someone who knows they are right
Mathematics reveals its secrets only to those who approach it with pure love, for its own beauty
I would prefer an intelligent hell to a stupid paradise
