One of the fathers saith . . . that old men go to death, and death comes to young men.

In mathematics I can report no deficiency, except it be that men do not sufficiently understand the excellent use of Pure Mathematics.

Great boldness is seldom without some absurdity.

Travel, in the younger sort, is a part of education; in the elder, a part of experience.

The genius of any single man can no more equal learning, than a private purse hold way with the exchequer.

I believe in deeply ordered chaos

Moreover, the works already known are due to chance and experiment rather than to sciences; for the sciences we now possess are merely systems for the nice ordering and setting forth of things already invented; not methods of invention or directions for new works.