... 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.

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.

How could politics be a science, if laws and forms of government had not a uniform influence upon society? Where would be the foundation of morals, if particular characters had no certain or determinate power to produce particular sentiments, and if these sentiments had no constant operation on actions?

When I am convinced of any principle, it is only an idea which strikes more strongly upon me. When I give the preference to one set of arguments above another, I do nothing but decide from my feeling concerning the superiority of their influence.

Liberty of thinking, and of expressing our thoughts, is always fatal to priestly power, and to those pious frauds on which it is commonly founded.

If refined sense, and exalted sense, be not so useful as common sense, their rarity, their novelty, and the nobleness of their objects, make some compensation, and render them the admiration of mankind.

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.