America's sanctions policy is largely consistent and, in a certain sense, admirable. By applying economic restraints, we label the most oppressive and dangerous governments in the world pariahs. We wash our hands of evil, declining to help despots finance their depredations, even at a cost to ourselves of some economic growth.
Book collectors are thrill-seekers. It is a vegetarian hunt to be sure, without much exertion or risk, but the endorphin rush of the chase and the adrenaline high of the capture are much the same with first editions as I imagine they must be in the pursuit of 10-point stags, largemouth bass, or 20-foot waves at Maverick's.