"The beginning and the greatest good is prudence."

"The wise man is not perturbed by the most disturbing things."

"He who has peace of mind has no need of wealth."

"I was never anxious to please the mob, for I have not learned what pleases it."

"We should heal our misfortunes by the recollection of our past joys and by the acknowledgment that it is impossible to undo what has been done."