现代国家的挑战是在提供服务和维护秩序的同时保持其合法性。
The challenge for modern states is to maintain their legitimacy while also being effective in providing services and maintaining order.
我们衡量经济成功的方式必须发展，以反映人们生活的现实。
"The key to success is to focus on goals, not obstacles."
Every minute on stage is the accumulation of ten years of practice off stage.
最深刻的定理往往源于最简单的观察。
