Where one door shuts another opens.

Whoever is ignorant is vulgar.

I do not believe that the Good Lord plays dice.

At this the duchess, laughing all the while, said: "Sancho Panza is right in all he has said, and will be right in all he shall say.

It is a true saying that a man must eat a peck of salt with his friend before he knows him.

The most difficult character in comedy is that of the fool, and he must be no simpleton that plays that part.

All the vices, Sancho, bring some kind of pleasure with them; but envy brings nothing but irritation, bitterness, and rage.