To this war of every man against every man, this also in consequent; that nothing can be unjust. The notions of right and wrong, justice and injustice have there no place. Where there is no common power, there is no law, where no law, no injustice. Force, and fraud, are in war the cardinal virtues.

There is more in Mersenne than in all the universities together.

No Discourse whatsoever, can End in absolute Knowledge of Fact.

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.

Life in the state of nature is solitary, poor, nasty, brutish, and short.

The original of all great and lasting societies consisted not in the mutual good will men had toward each other, but in the mutual fear they had of each other.