Political Economy as a branch of science is extremely modern; but the subject with which its enquiries are conversant has in all ages necessarily constituted one of the chief practical interests of mankind.

So much barbarism, however, still remains in the transactions of most civilized nations, that almost all independent countries choose to assert their nationality by having, to their inconvenience and that of their neighbors, a peculiar currency of their own.

The fatal tendency of mankind to leave off thinking about a thing when it is no longer doubtful is the cause of half their errors.

Men might as well be imprisoned, as excluded from the means of earning their bread.

All silencing of discussion is an assumption of infallibility.

All desirable things... are desirable either for the pleasure inherent in themselves, or as a means to the promotion of pleasure and the prevention of pain.

The object of universities is not to make skillful lawyers, physicians or engineers. It is to make capable and cultivated human beings