Business is a competition where you might not have an advantage in power, money or smarts. Sun Tzu, author of the old Chinese treatise The Art of War, said that deceit is the way of war. Show your opponent that you are strong when you are weak, and when you are strong, pretend to be weak – and you will win. This strategy is useful during poker games – and you don’t even need to kill anyone. If your hand isn’t great, but you know that your first opponent at the table is ...