Success has ruined many a man.

Proclaim not all thou knowest, all thou knowest, all thou hast, nor all thou cans't.

Contentment makes a poor person rich and discontent makes a rich person poor.

Evil, as evil, can never be chosen; and though evil is often the effect of our own choice, yet we never desire it but under the appearance of an imaginary good.

He that scatters thorns, let him not go barefoot.

Silence - Speak not but what may benefit others or yourself; avoid trifling conversation.

The only thing that is more expensive than education is ignorance.