Whence it is evident that the remedy must be adapted to the particular cause of the mischief; consequently, the cause must be ascertained, before the… - Jean-Baptiste Say

It is, perhaps, a well founded objection to Mr. Ricardo, that he sometimes reasons upon abstract principles to which he gives too great a generalization.

Wherefore it is impossible to succeed in comparing wealth of different eras or different nations. This, in political economy, like squaring the circle in mathematics, is impracticable, for want of a common mean or measure to go by.

regulation is useful and proper, when aimed at the prevention of fraud or contrivance, manifestly injurious to other kinds of production, or to the public safety, and not at prescribing the nature of the products and the methods of fabrication.