In his preamble he talked about how he considered himself not looking handsome like his friends, using that to create an imagination that they're completely free from flaws because of the looks but he later realised that his friends got flaws too showing that no one is perfect.

I can imagine that feeling when people make you feel you’re beneath them because of physical looks but like he rightfully pointed out, we are all a bunch of people with flaws. No one is perfect indeed.