The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.
Our greatest natural resource is the minds of our children.
最终，所有的故事都是关于寻找意义的。
我不害怕做自己。
物资用完了才知道不足，是因为不懂得计量；事情做完了才知道有余，是因为不懂得调节。