The career opportunities are hard to turn down. It\u2019s hard in the moment, as we\u2019ve talked about, to be able to think too far into the future. It\u2019s hard to make much in the way of long term investments as a parent because you\u2019re so overwhelmed by the responsibilities of the present.But we have to remember what we\u2019re after, we have to keep in perspective that this is a marathon we\u2019ve signed up for. We quoted the baseball player Anthony Rendon recently about how he was having to weigh painful but...