“The reason why men enter into society is the preservation of their property”

“The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others”

“Habits wear more constantly and with greatest force than reason, which, when we have most need of it, is seldom fairly consulted, and more rarely obeyed”

“All wealth is the product of labor.”

“The dread of evil is a much more forcible principle of human actions than the prospect of good”

“Good and evil, reward and punishment, are the only motives to a rational creature: these are the spur and reins whereby all mankind are set on work, and guided”