For a man who lives by a code, so to speak, it felt like a major failure. What’d I do? Well, I fell asleep. Our kids have a curfew to meet when they’re out for the evening. They’re good kids, but my practice is to wait up until I hear their hands turn the front doorknob. I want to know they’re home safe. I don’t have to do this: I choose to. But one night I awoke to my daughter saying through a smile, “Dad, I’m safe. You should go to bed.” Despite our best intentions, sometimes fathers fall asleep…