"The sceptic, therefore, still continues to reason and believe, even though he asserts that he cannot defend his reason by reasons."

"I am sensible that my philosophy is very little susceptible of the ornaments of eloquence and poetry."

"The most perfect philosophy of the natural kind is of little use to us, if it do not enable us to correct our errors, and regulate our passions."

"The greatest crime is to be poor."

"Much human thought... is based on “a reasoning that is not in itself different from, nor founded on different principles, from that which appears” in animals."