Who ever is out of patience is out of possession of their soul.

Since my logic aims to teach and instruct the understanding, not that it may with the slender tendrils of the mind snatch at and lay hold of abstract notions (as the common logic does), but that it may in very truth dissect nature, and discover the virtues and actions of bodies, with their laws as determined in matter; so that this science flows not merely from the nature of the mind, but also from the nature of things.

I have often thought upon death, and I find it the least of all evils.

A little philosophy inclineth man's mind to atheism, but depth in philosophy bringeth men's minds about to religion.

You cannot teach a child to take care of himself unless you will let him try to take care of himself. He will make mistakes and out of these mistakes will come his wisdom.

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

A bachelor's life is a fine breakfast, a flat lunch, and a miserable dinner.