“We've already had Malthus, the friend of humanity. But the friend of humanity with shaky moral principles is the devourer of humanity, to say nothing of his conceit; for, wound the vanity of any one of these numerous friends of humanity, and he's ready to set fire to the world out of petty revenge—like all the rest of us, though, in that, to be fair; like myself, vilest of all, for I might well be the first to bring the fuel and run away myself.”