敢怒而不敢言

Explanation: Anger and lips can not say my heart. Means intimidated by threats, ignore the anger did not dare reveal. 　　Usage: Complex sentence; as the predicate attribute, complement, clause; that anger can not reveal the chest 　　Source: Du Mu "Metrical Fu": "to the world of the people, not words, and Gannu." 　　Examples: Li Zhong see Ruda ferocious, ~, had to accompany laughs, good quick-tempered person. (Ming Shinai "Water Margin" the third chapter)