Pyrrhus, when his friends congratulated to him his victory over the Romans under Fabricius, but with great slaughter of his own side, said to them, "Yes; but if we have such another victory, we are undone."

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

The colors that show best by candlelight are white, carnation, and a kind of sea-water green.

Ipsa scientia potestas est. (Knowledge itself is power.)

Things alter for the worse spontaneously, if they be not altered for the better designedly.

The partitions of knowledge are not like several lines that meet in one angle, and so touch not in a point; but are like branches of a tree, that meet in a stem, which hath a dimension and quantity of entireness and continuance, before it come to discontinue and break itself into arms and boughs.

But the best demonstration by far is experience, if it go not beyond the actual experiment.