There is no need to mention the great difference between the amount of satisfaction there is in just oneself being happy and the amount of satisfaction there is in an infinite number of people being happy.
[T]he unsympathetic assessments we make of others are usually the result of nothing more sinister than our habit of looking at them in the wrong way, through lenses clouded by distraction, exhaustion and fear, which blind us to the fact that they are really, despite a thousand differences, just altered versions of ourselves: fellow fragile, uncertain, flawed beings likewise craving love and in urgent need of forgiveness.