Poetry and ancient prose expressing gentleness of boys

gentle and cultivated

Elegant and polite

Be endowed with great/extraordinary talents

Seemingly dull, but actually smart.

elegant demeanour

(of eyes) bright and sharp.

Amiable and accessible.

be impressive in bearing/appearance

Full of juice

bow and scrape

Youyan stands out from the crowd.

Tolerance and detachment, elegance and generosity

Handsome and outstanding, honest and not greedy, smart and tough.

Aim high and temper your character.