It is not wisdom but Authority that makes a law.
In the state of nature profit is the measure of right.
Science is the knowledge of consequences, and dependence of one fact upon another.
A man cannot lay down the right of resisting them that assault him by force, to take away his life.
Leisure is the Mother of Philosophy.
All generous minds have a horror of what are commonly called "Facts". They are the brute beasts of the intellectual domain.
A man's conscience and his judgment is the same thing; and as the judgment, so also the conscience, may be erroneous.
Understanding is nothing else than conception caused by speech.
The secret thoughts of a man run over all things, holy, profane, clean, obscene, grave, and light, without shame or blame.
Words are wise men's counters, they do but reckon with them, but they are the money of fools.
Now I am about to take my last voyage, a great leap in the dark.
The privilege of absurdity; to which no living creature is subject, but man only.
The right of nature... is the liberty each man hath to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
The condition of man... is a condition of war of everyone against everyone.
Such truth, as opposeth no man's profit, nor pleasure, is to all men welcome.
They that approve a private opinion, call it opinion; but they that dislike it, heresy; and yet heresy signifies no more than private opinion.