Courage is resistance to fear, mastery of fear - not absence of fear.
勇气是对恐惧的抵抗和掌控,而非没有恐惧。
最强大的变革工具是知识,严谨地追求并广泛地分享。
The universe is not only stranger than we imagine, it is stranger than we can imagine.
解释:自己修身而不责备别人,就能够免于祸难。