A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

One must wait until the evening to see how splendid the day has been.

Colorless green ideas sleep furiously

A single lie destroys a whole reputation of integrity.

It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.

Nothing fixes a thing so intensely in the memory as the wish to forget it.

I have already joined myself in marriage to a husband, namely the kingdom of England.

Real knowledge is to know the extent of one's ignorance.

None but ourselves can free our minds.

Appearances often are deceiving.

Common sense is in spite of, not as the result of education.

Choose rather to be strong of soul than strong of body.

Don't raise your voice, improve your argument.

It is not enough to have a good mind; the main thing is to use it well.

Respect yourself if you would have others respect you.

Just remember, once you're over the hill you begin to pick up speed.

The ethos of redemption is realized in self-mastery, by means of temperance, that is, continence of desires.

Words mean more than what is set down on paper. It takes the human voice to infuse them with deeper meaning.

When you learn, teach, when you get, give.

Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.

Doubt is the origin of wisdom