Suspicion is most often useless pain.

Read over your compositions and whenever you meet with a passage which you think is particularly fine, strike it out.

A family ... is a little kingdom, torn with factions and exposed to revolutions.

Let him go abroad to a distant country; let him go to some place where he is not known. Don't let him go to the devil, where he is known.

It is as foolish to make experiments upon the constancy of a friend, as upon the chastity of a wife.

We are not here to sell a parcel of boilers and vats, but the potentiality of growing rich beyond the dreams of avarice.

When speculation has done its worst, two and two still make four.