Almost all of our relationships begin and most of them continue as forms of mutual exploitation, a mental or physical barter, to be terminated when one or both parties run out of goods.
If youare planning on doing business with someone again, don't be too tough in thenegotiations. If you're going to skin a cat, don't keep it as a house cat.
Never[enter] into dispute or argument with another. I never yet saw an instance ofone of two disputants convincing the other by argument. I have seen many ontheir getting warm, becoming rude and shooting one another.