“ Stars are the diamonds of the poor ” represents that no matter how rich or poor you are, you will have a true love as long as you are sincere and cherish the love. Otherwise, the love can not last forever.
“I’m very ugly but I’m very gentle” reflects that the psychological contradiction of a man with the inner passion and gentle characters who has a ugly appearance. Every night, he indulges in the music and beers. He is a bit humble and cowardly but never avoiding the reality.