美国军人的八项素质，忠诚、责任、尊重、无私、服从、荣誉、正直，个人勇气。

"The past is a foreign country; they do things differently there."

The task of a diplomat is to pursue the maximum interests for their country while avoiding unnecessary conflicts and frictions.

The key to solving complex problems is to ask the right causal questions.

Quality should never be compromised, but neither should our ethical responsibilities.