When I was in college， I wanted to be involved in things that would change the world.

"Loneliness is not lack of company, loneliness is lack of purpose."

遇到坏事不必愁，只要有方法补救；好事来临也不必欢喜，要会承受。

没有听到不如亲耳听到，亲耳听到不如亲眼见到，亲眼见到不如清楚知道，清楚知道不如亲自实践。