Liberty means responsibility. That is why most men dread it.
镜子经过淬炼会越来越明亮,钢铁经过锤炼会越来越坚硬。
I think that's the best way to live: to be present in every moment.
The mind once enlightened cannot again become dark.
你越把自己看作是一个教师、导师和教练,你就越能帮助你的团队成长。
无限小在自然中的作用是无限大的。