In film, silence can be as powerful as dialogue.

The heart’s silence is the loudest cry.

To be aware of the idea of social structure and to use it with sensibility is to be capable of tracing such linkages among a great variety of milieux.

乳制品生产成功的关键在于平衡效率与动物福利。

没有熟练的操作员，最先进的机械也毫无意义。