I was standing somewhere on a Friday night during my freshman year when a stranger asked if I wanted to hear the secret of beer pong. I don’t remember what he looked like, just that his face held an expression of profound serenity and compassion. “The secret of beer pong,” he said, “is to throw the ball into the cup.” I asked him what the hell he meant by that. “Beer pong is a metaphor for life,” he said. “What is it to exist but to throw a ball into a cup?