"Should grain not die, it wouldn't produce any fruit".
On the other hand, Yang means "floating standard in the sunshine". It is the male aspect of a dancer in motion, manifestation, spreading, the creating Sky, fullness, Life, music shrill notes (while bass tones are Yin). In the ancient Chinese civilisation, ploughmen working in the summertime were Yang but weavers making clothes in houses in winter were Yin.