8. How gracefully Randall handles Rebecca keeping his biological dad from him
After Randall finds William’s letter to Rebecca, a tense and emotional scene follows in which he confronts his mother for keeping the identity of his biological dad a secret all these years. They then have a falling out, understandably so.

But Randall ultimately handles the situation with grace, showing back up on his mom's doorstep with the words, "You kept that secret for 36 years. That must have been incredibly lonely."