Do you know when you don’t see something at first, and then suddenly you do, and from that moment on you cannot unsee it anymore? I remember an episode of a sitcom where they showed this in a very effective way: the sound of a glass breaking. It’s the perfect metaphor, if you think about it. Once it’s broken, you can try to glue it back together, but it will never go back to what it once was, no matter what carglass tells you. Entropy one, advertising zero. It’s almost philosophical, if you think about it. And reassuring. Because physics and math are both very reassuring. But I digress. In the case of my specific glass, it was not a perfect piece beforehand. I saw cracks on it, but I chose to believe that the thing was strong enough to stay in one piece. You can call me naïve, but I prefer to see myself as a glass half full kind of person, who will always expect the best out of people. There are downsides to this approach, but I don’t want to digress again. One thing I can say is that,...