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.

There is no such thing as perpetual tranquillity of mind while we live here; because life itself is but motion, and can never be without desire, nor without fear, no more than without sense.

During the time men live without a common power to keep them all in awe, they are in that conditions called war; and such a war, as if of every man, against every man.

All generous minds have a horror of what are commonly called 'Facts'. They are the brute beasts of the intellectual domain.

For it is not the shape, but their use, that makes them angels.

It is not wisdom but Authority that makes a law

That wee have of Geometry, which is the mother of all Naturall Science, wee are not indebted for it to the Schools.