生活在美國憲法下是人類歷史上賦予的最偉大的政治特權。
To live under the American Constitution is the greatest political privilege that was ever accorded to the human race.
A great army is a great sickness.
理論物理學的美麗在于它能夠用幾個簡單的方程描述宇宙，揭示出表面復雜性之下的基礎簡單性。
Efficiency is doing things right; effectiveness is doing the right things.
要理解一個民族，你必須先理解他們的故事。
Every challenge in agriculture is an opportunity to innovate and improve.