He would be the finer gentleman that should leave the world without having tasted of lying or pretence of any sort, or of wantonness or conceit.

He who does wrong does wrong against himself. He who acts unjustly acts unjustly to himself, because he makes himself bad.

One universe made up all that is; and one God in it all, and one principle of being, and one law, the reason shared by all thinking creatures, and one truth.

Love the little trade which thou hast learned, and be content therewith.

Treat with utmost respect your power of forming opinions, for this power alone guards you against making assumptions that are contrary to nature and judgments that overthrow the rule of reason.

An angry look on the face is wholly against nature. If it be assumed frequently, beauty begins to perish, and in the end is quenched beyond rekindling.

Ambition means tying your well-being to what other people say or do. Self-indulgence means tying it to the things that happen to you. Sanity means tying it to your own actions.