译文：假如让青春年华虚度，到年老时只能悔恨不已。赏析：人生短暂，年华易逝，我们要珍惜每天的日子，不要蹉跎岁月。

The known is finite, the unknown infinite; intellectually we stand on an islet in the midst of an illimitable ocean of inexplicability.  

The past is not dead, it is not even past.

翻译：深厚的德行能承载更大的责任，质朴的真诚比巧言令色更易赢得信任，立身先修德，待人贵拙诚。

I don't want to be a ruler. I want to be a rebel.

生活的意义不在于答案，而在于提问。