Nature always looks out for the preservation of the universe.

There is no less invention in aptly applying a thought found in a book, than in being the first author of the thought.

Sound consists of an undulating motion of the air.

God may rationally be supposed to have framed so great and admirable an automaton as the world for special ends and purposes.

The inspired and expired air may be sometimes very useful, by condensing and cooling the blood that passeth through the lungs; I hold that the depuration of the blood in that passage, is not only one of the ordinary, but one of the principal uses of respiration.

As the sun is best seen at his rising and setting, so men's native dispositions are clearest seen when they are children, and when they are dying.

I use the Scriptures, not as an arsenal to be resorted to only for arms and weapons, but as a matchless temple, where I delight to be, to contemplate the beauty, the symmetry, and the magnificence of the structure, and to increase my awe, and excite my devotion to the Deity there preached and adored.