书籍是一种政治行动。书籍是知识。书籍是反思。书籍改变你的思想。

最有价值的碳氢化合物分子是我们不需要燃烧的那种。

最大的风险是不承担任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。

事情在完成之前总是看起来不可能。

Dreams don't work unless you do.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.