在深冬里，我终于明白，我内心有一个不可战胜的夏天。

The most important step in emancipating oneself from social controls is the ability to find rewards in the events of each moment.

自由不是任何人可以给予的东西。自由是人们夺取的，人们有多想要自由，就有多自由。

Always be willing to learn, because the moment you stop learning is the moment you stop growing.

过去是知识的源泉，未来是希望的源泉。热爱过去意味着对未来的信心。