勇气不是没有恐惧，而是战胜恐惧。
解释：人不博览群书，不了解古今，不能识别世间事物，不知道是与非，就像盲人看不到颜色 、聋人听不到声音、鼻塞的人闻不到花香一样啊。
可能性的极限只能通过超越它们进入不可能来定义。
文章以气势为主，气势的清新或浑浊有其内在规律，不能勉强达到。
The only real happiness comes from squandering ourselves for a purpose.
真正的力量不在于从不跌倒，而在于每次跌倒后都能站起来。
The people who are crazy enough to think they can change the world are the ones who do.
The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.