A year or so after graduating from law school, my husband and I bought a house in Philadelphia. Two years later, we got a dog, which sent me scurrying online to find a dog walker. My husband had moved over to an AmLaw 200 firm by that point and he was working long hours. I was working for a midsize firm in the city and my hours were just as long. We left home pretty early in the morning and often met to eat dinner out in the City. We paid someone to clean our house and mow our lawn.…