"The absolute good is not a matter of opinion but of nature."

"The shifts of Fortune test the reliability of friends."

"Such praise coming from so degraded a source, was degrading to me, its recipient."

"Let the punishment match the offense."

"We must not say every mistake is a foolish one."

"The first duty of a man is the seeking after and the investigation of truth."

"Know thyself."

"Having a dream is what keeps you alive. Overcoming the challenges make life worth living."

"Irony is the hygiene of the mind."

"The worth of a book is to be measured by what you can carry away from it."

"Money can't buy happiness; it can, however, rent it."

"Most human beings have an almost infinite capacity for taking things for granted."