任何政治制度的成功都取决于其在公民眼中产生合法性的能力。
The success of any political system depends on its ability to generate legitimacy in the eyes of its citizens.
The most significant threat to liberal democracy today is not from the outside, but from within.
解释：不在农忙时役使百姓而耽误农时，那么可以保证百姓富裕。
"There is only one real sin, and that is to persuade oneself that the second-best is anything but the second-best."
Diversity in science leads to richer perspectives and better solutions.
研究涨落对于理解系统在平衡附近的行为至关重要。
Leadership means making tough decisions today for a better tomorrow.