He spends all day thinking about the universe and how big it is. How our star, the sun, is just one of dozen of stars in the galaxy, which is just one of dozens of galaxies in the known universe. All set against handfuls and handfuls of time. If one guy cheats on his wife, what's the big deal? Thinking further down the same line of thought however; if we're so tiny and insignificant, theory will define one person in the entire universe, who cares about you. Why would you want to disappoint them?