Libraries were full of ideas—perhaps the most dangerous and powerful of all weapons.
释义：天之险在于高不可升，地之险在于山川丘陵。王公设险以保卫国家，险的功用非常大。
The best way to predict the future is to create it.
在一个不断变化的世界中，唯一可持续的优势是比竞争对手学习得更快的能力。