I do not think a philosopher who would apply himself so earnestly to the explaining the ultimate principles of the soul, would show himself a great master in the very science of human nature, which he pretends to explain, or very knowing in what is naturally satisfactory to the mind of man.

It is on opinion only that government is founded; and this maxim extends to the most despotic and most military governments, as well as to the most free and most popular.

We find in the course of nature that though the effects be many, the principles from which they arise are commonly few and simple, and that it is the sign of an unskilled naturalist to have recourse to a different quality in order to explain every different operation.

In public affairs men are often better pleased that the truth, though known to everybody, should be wrapped up under a decent cover than if it were exposed in open daylight to the eyes of all the world.

Be a philosopher but, amid all your philosophy be still a man.

There is a set of harmless liars, frequently to be met with in company, who deal much in the marvellous. Their usual intention is to please and entertain; but as men are most delighted with what they conceive to be the truth, these people mistake the means of pleasing, and incur universal blame.

He sees such a desperate rapaciousness prevail; such a disregard to equity, such contempt of order, such stupid blindness to future consequences, as must immediately have the most tragical conclusion, and most terminate in destruction to the greater number, and in a total dissolution of society to the rest.