It happens not long after we learn to walk and poop in the potty, just as religious affiliations and languages are passed down from one generation to the next:  we become cat or dog people. 

There are those who embrace both canines and felines, but I'm talking about the hardcore this or that, the dog lovers who believe all cats should be exterminated or cat lovers who can't understand those who prefer the bad smells, the barking, the walking at 2 AM and drooling all over your…