One of the things you have trouble adjusting to when you first have kids is the crying. Not just because it\u2019s loud, but because it feels like you\u2019re being stabbed in the heart. We are not meant, evolutionarily, to be good at ignoring crying babies\u2014especially ones we are related to. It provokes us in a very deep place, and that\u2019s a good thing. But, as they get older, you\u2019ll have to learn how to manage this. Because it\u2019s inevitable that your children will be upset, even cry, throug...