You can turn over a new leaf every hour if you choose.

解释：国家每做一件事必然是有毁谤也有赞美，忠臣把毁谤都加在自己身上，而把赞美都归于君主。

International politics is a brutal and unforgiving arena, where states constantly strive to maximize their power and security.

经济发展的关键不仅在于价格正确，更在于制度正确。

"The most important thing is to stay curious, to keep learning, to keep growing."

“千里之行，始于足下。”

你对自己了解得越多，你就能给你的角色越多。

唯一能让你成功的是努力工作。