A criminal who, having renounced reason ... hath, by the unjust violence and slaughter he hath committed upon one, declared war against all mankind, and therefore may be destroyed as a lion or tiger, one of those wild savage beasts with whom men can have no society nor security.

Let not men think there is no truth, but in the sciences that they study, or the books that they read.

Thus the law of nature stands as an eternal rule to all men, legislators as well as others. The rules that they make for other mens actions, must, as well as their own and other mens actions, be conformable to the law of nature, i.e. to the will of God, of which that is a declaration, and the fundamental law of nature being the preservation of mankind, no human sanction can be good, or valid against it.

The inclination to goodness is imprinted deeply in the nature of man; insomuch, that if it issue not towards men, it will take unto other living creatures; as it is seen in the Turks, cruel people, who, nevertheless, are kind to beasts, and give alms to dogs and birds.

If all be a Dream, then he doth but dream that he makes the Question; and so it is not much matter that a waking Man should answer him.

An excellent man, like precious metal, is in every way invariable; A villain, like the beams of a balance, is always varying, upwards and downwards.

Crooked things may be as stiff and unflexible as streight: and Men may be as positive and peremptory in Error as in Truth.