Geometry is the only science that it hath pleased God hitherto to bestow on mankind.

That a man be willing, when others are so too, as far forth as for peace and defense of himself he shall think it necessary, to lay down this right to all things; and be contented with so much liberty against other men, as he would allow other men against himself.

No arts, no letters - no society.

Government is necessary, not because man is naturally bad... but because man is by nature more individualistic than social.

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.

Science is the knowledge of consequences, and dependence of one fact upon another.

Scientia potentia est, sed parva; quia scientia egregia rara est, nec proinde apparens nisi paucissimis, et in paucis rebus. Scientiae enim ea natura est, ut esse intelligi non possit, nisi ab illis qui sunt scientia praediti.