The conduct of a man, who studies philosophy in this careless manner, is more truly sceptical than that of any one, who feeling inhimself an inclination to it, is yet so over-whelm'd with doubts and scruples, as totally to reject it. A true sceptic will be diffident of his philosophical doubts, as well as of his philosophical conviction; and will never refuse any innocent satisfaction, which offers itself, upon account of either of them.

Weakness, fear, melancholy, together with ignorance, are the true sources of superstition. Hope, pride, presumption, a warm indignation, together with ignorance, are the true sources of enthusiasm.

... superstitions, which, being unable to defend themselves on fair ground, raise these intangling brambles to cover and protect their weakness. Chased from the open country, these robbers fly into the forest, and lie in wait to break in upon every unguarded avenue of the mind, and overwhelm it with religious fears and prejudices. ... The idea of God, as meaning an infinitely intelligent, wise and good Being, arises from reflecting on the operations of our own mind, and augmenting, without limit, those qualities of goodness and wisdom.

In ancient times, bodily strength and dexterity, being of greater use and importance in war, was also much more esteemed and valued, than at present. ... In short, the different ranks of men are, in a great measure, regulated by riches.

Avarice, or the desire of gain, is a universal passion which operates at all times, at all places, and upon all persons.

Nothing is more surprising than the easiness with which the many are governed by the few.

Few enjoyments are given from the open and liberal hand of nature; but by art, labor and industry we can extract them in great abundance. Hence, the ideas of property become necessary in all civil society.