解释：情绪变化会影响身体生理反应，如贪心时口水增多，悲哀时流泪，体现了情绪与健康的关联。

The only thing that can change the world is love.

The city's cold and empty, no one's around to judge me.

"The beauty of literature lies in its ability to transcend borders and connect hearts."

我简直太聪明了，有时连我自己都不知道自己在说什么。

A company's true value is measured by its impact on people and the planet.

言语是唯一永恒的东西。