每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，而实际上他只是悲伤。

Our lives consist of how we choose to distort it.

The more we learn about sensory biology, the more we realize how intricate and finely tuned our nervous system is.

采购透明度不是一种趋势，而是消费者信任的基础。