Certainly, if he still has himself, a man of understanding has lost nothing.

The common notions that we find in credit around us and infused into our souls by our fathers' seed, these seem to be the universal and natural ones. Whence it comes to pass that what is off the hinges of custom, people believe to be off the hinges of reason.

The world is but a perennial movement. All things in it are in constant motion-the earth, the rocks of the Caucasus, the pyramids of Egypt-both with the common motion and with their own.

The worth of the mind consisteth not in going high, but in marching orderly.

Socrates ... brought human wisdom back down from heaven, where she was wasting her time, and restored her to man.... It is impossible to go back further and lower. He did a great favor to human nature by showing how much it can do by itself.

Hath God obliged himself not to exceed the bounds of our knowledge?

Pride dwells in the thought; the tongue can have but a very little share in it.