In nature things move violently to their place, and calmly in their place.

A just fear of an imminent danger, though be no blow given, is a lawful cause of war.

In every great time there is some one idea at work which is more powerful than any other, and which shapes the events of the time and determines their ultimate issues.

Liberty of speech invites and provokes liberty to be used again, and so bringeth much to a man's knowledge.

To spend too much time in studies is sloth; to use them too much for ornament is affection; to make judgment wholly by their rules is the humor of a scholar.

Princes are like heavenly bodies, which cause good or evil times, and which have much veneration, but no rest.

And as for Mixed Mathematics, I may only make this prediction, that there cannot fail to be more kinds of them, as nature grows further disclosed.