The cement industry must evolve or become obsolete.

政治学的大问题，是找到一种将法律置于人之上的政治形式，这个问题之难，可以与几何学中将圆变方的问题相媲美。

The principle goal of education is to create men who are capable of doing new things, not simply of repeating what other generations have done.

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

化用李商隐诗句，表达乐观豁达的人生态度。

时间是一种幻觉。午餐时间更是如此。