Introvert Extrovert is an examination of the psychology of personality in with the mission of helping people better understand themselves and each other, with the ultimate goal of self actualization and personal growth. Family, relationships, friendships and the absurdity of the human condition are forefront while different personality tests such as Myers Briggs are referenced from many philosophy points of view.
Etiquette and manners are things that many people are taught to revile because these things are a sign of elitism. But manners are rules based on common sense and many of us who fear being socially awkward use them to guide social interactions.