你可以锁上你的图书馆;但对我的思想自由,你无法设置任何门闩、锁或插销。
Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
I’m not trying to be mysterious. I just don’t like talking about myself.
最可持续的竞争优势是比竞争对手学得更快的能力。