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。

你的生活质量就是你关系的质量。

True leadership is about serving others, not yourself.

"The true power of literature lies in its ability to give voice to the voiceless."

Growth itself contains the germ of happiness.