The property which every man has in his own labour, as it is the original foundation of all other property, so it is the most sacred and inviolable.

On the road from the City of Skepticism, I had to pass through the Valley of Ambiguity.

But what all the violence of the feudal institutions could never have effected, the silent and insensible operation of foreign commerce and manufactures gradually brought about.

Nobody ever saw a dog make a fair and deliberate exchange of one bone for another with another dog.

The game women play is men.

Wonder... and not any expectation of advantage from its discoveries, is the first principle which prompts mankind to the study of Philosophy, of that science which pretends to lay open the concealed connections that unite the various appearances of nature.

The uniform, constant, and uninterrupted effort of every man to better his condition . . . is frequently powerful enough to maintain the natural progress of things toward improvement, in spite of the extravagance of government, and of the greatest errors of administration.