A physical symbol system has the necessary and sufficient means for general intelligent action.

决定我们成为什么样人的，不是我们的能力，而是我们的选择。

"History is not just about the past; it's about the present and the future too."

我们需要为拆卸而设计，就像为组装而设计一样。

The general will is always right， but the judgment which guides it is not always enlightened.

竞争优势的真正来源是想象未来的能力。