ODE TO DOGS I am tired of hearing about dogs used as metaphors for the uncivilized. Imagine a world in which humans possessed at least twenty times as many olfactory receptors, able to distinguish the tang of cancer rising musk-like from the bedsheets next to a smoldering ash tray, able to detect that one drop of blood in every five quarts of water, to know what you did last night no matter how many times you soap-scrubbed the evidence. It does not take savagery but more love than we can muster to lick the hand you've sniffed, to love despite the perfume of sins we wear each day like a h