My first night as a dad is seared in my memory.  I remember collapsing into a blue maternity room recliner and bawling my eyes out, overwhelmed by the dizzying mix of terror and gratitude that only parenthood brings. I was in awe at the physical feat my wife had just performed in delivering a human, but that was a small part of it. I was also encumbered and elated by the sheer responsibility of having this human life placed in my care. It is beyond my skill as a writer to describe my mental and emotional state that first evening, physically exhausted, engulfed by the burden of love. But one of my clearest memories is standing in the nursery at 4 a.m., gazing at that tiny, priceless, sleeping face, before the nurse gently informed me...