 People most likely they marry somebody who they work with, which can be good, but it sounds too convenient to me. And in general, you're only doing it for convenience, usually turn out to be the wrong thing. So you sit next to somebody and go, well, that's the world. That's all my options. And you haven't thought it through and use common sense and logic to make a plan. So number one, you need to create the criteria. Number two, you got to make the plan. And number three, you got to get off your butt and not procrastinate. That's the three ways to overcome self-selection bias.