To the rational being only the irrational is unendurable, but the rational is endurable.

Who are those people by whom you wish to be admired? Are they not these whom you are in the habit of saying that they are mad? What then? Do you wish to be admired by the mad?

Suffering arises from trying to control what is uncontrollable, or from neglecting what is within our power.

Control thy passions lest they take vengence on thee.

Cowardice, the dread of what will happen.

When the Idea, of any Pleasure strikes your Imagination... let that time be employed in making a just Computation between, the duration of the Pleasure, and that of the Repentance sure to follow it.

It is not a demonstration of kindness or friendship to the people we care about to join them in indulging in wrongheaded, negative feelings. We do a better service to ourselves and others by remaining detached and avoiding melodramatic reactions.