2 men were playing golf and had to wait while the pair ahead of them played slowly. One asks the other to go try to hurry them along, He got halfway there, and walked back. The second asked him what happened. The first man said “I can’t go up there, one of the women is my wife and the other is my mistress.” The other one decides he will go, but after walking halfway, he comes back, looks at his friend, and says “Small world, isn’t it?