You are what you eat; you believe what you do.

You and everyone you know are a set of rules you make for yourself. People make choices every day. What to eat, what to wear, what to do this weekend. In college, we’d guess that people would generally choose to do the thing that they thought was most useful or have the most utility for themselves. And while seeming too basic an idea to be true, you can bring in a surprising amount of nuance to…