“Everybody thinks of changing humanity, and nobody thinks of changing himself.” — Tolstoy

“It is impossible for a man to begin to learn that which he thinks that he knows.” — Epictetus

“A man cannot be comfortable without his own approval.” — Mark Twain

“Nothing can bring you peace but yourself.” — Emerson

“Of all the illusions that beset mankind none is quite so curious as that tendency to suppose that we are mentally and morally superior to those who differ from us in opinion.” — Elbert Hubbard

“Every man’s work, whether it be literature, or music, or pictures, or architecture, or anything else, is always a portrait of himself.” — Samuel Butler

“If one only wished to be happy, this could be easily accomplished; but we wish to be happier than other people, and this is always difficult, for we believe others to be happier than they are.” — Montesquieu