some (probably) good moderative forms of law, which we will examine in their place. But the only final check upon it must be radical purifying of the national character, for being, as Bacon calls it, "concessum propter duritiem cordis," it is to be done away with by touching the heart only; not, however, without medicinal law—as in the case of the other permission, "propter duritiem." But in this more than in anything (though much in all, and though in this he would not himself allow of their application, for his own laws against usury are sharp enough), Plato's words in the fourth book of the Polity are true, that neither drugs, nor charms, nor burnings, will touch a deep-lying political sore, any more than a deep bodily one; but only right and utter change of constitution: and that "they do but lose their labour who think that by any tricks of law they can get the better of these mischiefs of commerce, and see not that they hew at a Hydra."
99. And indeed this Hydra seems so unslayable, and sin sticks so fast between the joinings of the stones of buying and selling, that "to trade" in things, or literally "cross-give"
