Wherever desirable superfluities are imported, industry is excited, and thereby plenty is produced. Were only necessaries permitted to be purchased, men would work no more than was necessary for that purpose.
Benjamin FranklinI say it is impossible that so sensible a people [citizens of Paris], under such circumstances, should have lived so long by the smoky, unwholesome, and enormously expensive light of candles, if they had really known that they might have had as much pure light of the sun for nothing.
Benjamin Franklin