My fellow mamas of littles… When you close your eyes at night and reflect back on the day that’s just been, how often do you think to yourselves, “Yes. That went well.” Is it often? Is it every now and then? Or almost never?

A few nights ago I closed my eyes and did my usual mental audit of the day and, to my surprise, I could think of nothing that had not gone to plan. We had got up on time in the morning, everybody had eaten their breakfast (without threats or bribery), we’d had a smooth school run with...