Remember the basic rule. Make friends with your caddie and the game will make friends with you. How true this is. It is easy to arrange that your guest opponent shall be deceived in to undertipping his caddie at the end of the morning round, so that the news gets round among the club employees that your opponent is a no good, and the boys will gang up against him.
Stephen Potter (1950). “Some notes on lifemanship: with a summary of recent researches in gamesmanship”