God is the place of spirits, as spaces are the places of bodies.

The Commonwealth of Learning is not at this time without Master-Builders, whose mighty Designs, in advancing the Sciences, will leave lasting Monuments to the Admiration of Posterity; But every one must not hope to be a Boyle, or a Sydenham; and in an Age that produces such Masters, as the Great-Huygenius, and the incomparable Mr. Newton, with some other of that Strain; 'tis Ambition enough to be employed as an Under-Labourer in clearing Ground a little, and removing some of the Rubbish, that lies in the way to Knowledge.

If by gaining knowledge we destroy our health, we labour for a thing that will be useless in our hands.

In transgressing the law of nature, the offender declares himself to live by another rule than that of reason and common equity.

It is easier for a tutor to command than to teach.

Our deeds disguise us. People need endless time to try on their deeds, until each knows the proper deeds for him to do. But every day, every hour, rushes by. There is no time.

Curiosity in children ... is but an appetite after knowledge and therefore ought to be encouraged in them, not only as a good sign, but as the great instrument nature has provided to remove that ignorance they were born with and which, without this busy inquisitiveness, will make them dull and useless creatures.