The hardest part of my day is explaining capitalism to my cat when he wants to know why I have to stop patting his head and leave the house.
@mike consider affection, A, which can be converted into pats, P. So a relationship of A—P—A exists by which patted affection can create more affection. But another relationship P—A—P can, conversely, create more pats
Consider this a friendly, local pub. Make yourself at home, bring your friends, have a good time! Meet new people, have a laugh, enjoy the ambience, and the Oxford commas.