国家间最重要的政治区别不在于其政府形式，而在于其政府程度。
The most important political distinction among countries concerns not their form of government but their degree of government.
The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.
"In the end, we only regret the chances we didn't take."
正是通过观察和反思的力量，人们才能找到方法。所以我们必须不断挖掘和钻研。
Adaptability is the key to staying relevant in a fast-changing world.
外交是一门艺术，要耐心、智慧和灵活性。