衡量农民成功的真正标准不仅仅是每英亩的产量，还有为子孙后代留下的遗产。

数学的力量在于其抽象和概括的能力。

The only way to achieve your goals is to work hard and never give up.

A good mystery should keep the reader guessing until the very end, but the clues must all be there.

Memory is a kind of accomplishment, a sort of renewal even.

理性统治，但仁慈宽恕：前者是法律，后者是特权。