释义：推究古代的事例来验证今天的情况，从而避免困惑；先揣度事情的始末，后仔细考虑，从而应对突发情况。这是对借鉴历史、谨慎行事的智慧的强调。
Efficiency in extraction is meaningless if we don't consider the long-term impact.
Acting is not about being someone different. It's finding the similarity in what is apparently different, then finding myself in there.
Philosophy is not a doctrine but an activity.
释义：培养自己好的品德、性情，即使细微的地方，也一定要谨慎。
实现明天的唯一限制是我们今天的疑虑。
The true discovery of America is before us. The true fulfillment of our spirit, of our people, of our mighty and immortal land is yet to come.