"We make allowance for a certain degree of selfishness in men; because we know it to be inseparable from human nature, and inherent in our frame and constitution."

"All systems of morality, which have hitherto been advanced, are founded on the principle that morality is something real and intrinsic."

"Heaven and Hell suppose two distinct species of men, the good and the bad; but the greatest part of mankind float betwixt vice and virtue. -- Were one to go round the world with an intention of giving…"

"No testimony is sufficient to establish a miracle, unless the testimony be of such a kind, that its falsehood would be more miraculous, than the fact, which it endeavours to establish."

"Barbarous nations display this superiority, by reducing their females to the most abject slavery; by confining them, by beating them, by selling them, by killing them."