How to Handle a Trouble-Maker

This is a short story. "Some people, you can tell at first glance are just passing through your life. Their purpose is to remind you to cherish the people around you. And some people, you'll never figure out, not even in a lifetime. You have to spend your whole life trying to guess what they're thinking. That's true of love, and friendship too." He spat out a date pit and continued, "You idiot. That's exactly what you and I are like." He called me an idiot. I couldn't think of anything to say, so I kicked him. "You're the idiot!" Theme: