My daughter is turning 30 soon, something I wrote about last week. I’ve been thinking about it since, mostly about what I’ve learned in 30 years of parenting.

When my kids — now 29 and 26 — were teens, I wrote an essay about things I discovered about being a parent. Little did I know how much more there was to learn. You have this idea that once they reach adulthood, there’s little left to learn, little left to discover. Oh, how wrong that is. Parenting is a never ending quest to get…