Worthy persons deserve to be called so because they are not carried away by the eight winds: prosperity,decline,disgrace,honor,praise,censure,suffering, and pleasure. They are neither elated by prosperity nor grieved by decline. The heavenly gods will surely protect one who is unbending before the eight winds.
A widely held, but rarely articulated, belief in our society is that the ideal self is bold, alpha, gregarious. Introversion is viewed somewhere between disappointment and pathology.