It’s Okay to Be Biased in Your Personal Life

“Oh, you dated a construction worker? Oh, that’s right! — I forgot that they existed!” One of my friends blurted this out one day, years ago as we were sipping afternoon tea in my Cambridge apartment, with my Harvard professor-roommate’s diplomas and various accolades scattered about like they were nothing.

We were talking about dating, and our individual prerequisites for wanting to…