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.

译文：多记住先贤的警示格言，心中就有正确的主见；闲时多看看他人待人做事，便可以成为自己的处世的借鉴。赏析：人生很多道理，无数的先贤早已告诉我们，只是我们不懂得去学习并实践而已。每个人都有优点，我们借鉴他人的长处，弥补自己的短处。

The worst thing in the world that can happen to you if you’re an engineer that has given his life to develop something is for someone to just rip it off.

我不想被拿来与任何人比较。我想创造自己的历史。

Efficiency in farming shouldn’t come at the cost of biodiversity.

我不想成为一个象征，我想做我自己。

人，与宇宙中任何其他有机或无机的事物不同，超越了他的工作，走上他概念的阶梯，超越了他的成就。