Because he ignored the tradition he rested blindly imprisoned in it, repeating its most problematic gestures, falling short of the most elementary critical questions.
The exaggerated gestures of the hat-wearing woman, helpless and fearful, and those of her quick-tempered lover hint at the acting style from 1920s expressionist films.
Yet this stimulus can not be divorced from the visual evidence of the speaker's manner and gestures, and the general awareness of the physical location and its possible connotative significance.
Occasionally recognizable emotive postures and gestures are used, notably contorted body shapes and facial expressions conveying ecstasy and perhaps more often, pain and silent shrieks.
Gestures differ from physical non-verbal communication that does not communicate specific messages, such as purely expressive displays, proxemics, or displays of joint attention.