Humans are multi-faceted, and can be good at some things but really, really bad at others. For example, Elon Musk is really good at marketing his products, but

Humans are multi-faceted, and can be good at some things but really, really bad at others. For example, Elon Musk is really good at marketing his products, but he is extraordinarily bad at being a father. There are many men in prison who are better fathers.