Anyone can get a good looking dog. Dogs agree that you have to raise your voice to get your point accross. A dog's disposition stays the same all month long. Dogs are excited by rough play. Dogs aren't catty.
Dogs can appreciate excessive body hair.
Dogs can't talk. Dogs don't borrow your shirts. Dogs don't care if you use their shampoo. Dogs don't expect you to call when you are running late. Dogs don't hate their bodies.