For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.

互联网的未来不在于技术，而在于人们如何使用它。

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

能源的未来在于多样化和适应性。

世界是一面镜子，我们在其中看到我们自己。

文学是对生活的虚假再现，帮助我们更好地理解生活。

你对消极的人回应越少，你的生活就越平静。

当你质疑别人都接受的假设时，真正的创新才会发生。