Such is the nature of men, that howsoever they may acknowledge many others to be more witty, or more eloquent, or more learned, yet they will hardly believe there be many so wise as themselves.

Words are wise men's counters, they do but reckon by them; but they are the money of fools.

Now I am about to take my last voyage, a frightful leap in the dark.

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

Covenants without swords are but words.