She cannot be the seller and buyer of her own merchandise.

The ability to buy must reside out of herself; and, therefore, the prosperity of any commercial nation is regulated by the prosperity of the rest.

If they are poor she cannot be rich, and her condition, be what it may, is an index of the height of the commercial tide in other nations.

That the principles of commerce, and its universal operation may be understood, without understanding the practice, is a position that reason will not deny; and it is on this ground only that I argue the subject.

It is one thing in the counting-house, in the world it is another.