We must see whether the same clock with weights will go faster at the top of a mountain or at the bottom of a mine; it is probable, if the pull of the weights decreases on the mountain and increases in the mine, that the earth has real attraction.

I would by all means have men beware, lest Æsop's pretty fable of the fly that sate [sic] on the pole of a chariot at the Olympic races and said, 'What a dust do I raise,' be verified in them. For so it is that some small observation, and that disturbed sometimes by the instrument, sometimes by the eye, sometimes by the calculation, and which may be owing to some real change in the heaven, raises new heavens and new spheres and circles.

Friendship maketh daylight in the understanding, out of darkness and confusion of thoughts.

A principal fruit of friendship, is the ease and discharge of the fullness and swellings of the heart, which passions of all kinds do cause and induce.

The best preservative to keep the mind in health is the faithful admonition of a friend.