This overplus, after the deduction of expenses, is the real gain.

Here we have the true theory, and it is one which leads directly to freedom in trade.

I now, gentlemen, abandon you this theory, as I have done all those of the preceding chapters.

Do with it as you please, exaggerate it as you will; it has nothing to fear.
Push it to the farthest extreme; imagine, if it so please you, that foreign nations should inundate us with useful produce of every description, and ask nothing in return; that our importations should be _infinite_, and our exportations _nothing_.

Imagine all this, and still I defy you to prove that we will be the poorer in consequence.
VII.
PETITION FROM THE MANUFACTURERS OF CANDLES, WAX-LIGHTS, LAMPS, CHANDELIERS, REFLECTORS, SNUFFERS, EXTINGUISHERS; AND FROM THE PRODUCERS OF TALLOW, OIL, RESIN, ALCOHOL, AND GENERALLY OF EVERY THING USED FOR LIGHTS.
_To the Honorable the Members of the Chamber of Deputies:_ "GENTLEMEN,--You are in the right way: you reject abstract theories; abundance, cheapness, concerns you little.