Love and war are the same thing, and stratagems and policy are as allowable in the one as in the other.

Digo, paciencia y barajar. What I say is, patience, and shuffle the cards.

Treason pleases, but not the traitor.

To think that the affairs of this life always remain in the same state is a vain presumption; indeed they all seem to be perpetually changing and moving in a circular course. Spring is followed by summer, summer by autumn, and autumn by winter, which is again followed by spring, and so time continues its everlasting round. But the life of man is ever racing to its end, swifter than time itself, without hope of renewal, unless in the next that is limitless and infinite.

A knight errant who turns mad for a reason deserves neither merit nor thanks. The thing is to do it without cause

God who gives the wound gives the salve.

Do you see over yonder, friend Sancho, thirty or forty hulking giants? I intend to do battle with them and slay them.