Many years ago, my wife and I purchased our first home. It was an older house, and I was not very handy then. Whenever something needed fixing, a tradesman was required. Our first plumber was selected by chance, just someone in the phonebook. He seemed competent enough but he always did something that never sat well with me. Whenever he repaired something, he always seemed to have something bad to say about the previous craftsman. He might tell me, "This wouldn't have happened if the stupid guy used Kohler faucets," "Whoever did this didn't properly caulk inside the wall," or,...