保持孩子健康的最佳方式是让他们保持活跃并均衡饮食。

世界是一个残酷的地方，艺术是它的复仇。

The true measure of success is leaving the land better than we found it.

Men are born ignorant， not stupid； they are made stupid by education.

最高的智慧是“一”的知识，它是一切存在的源头。

Language is not a cultural artifact that we learn the way we learn to tell time or how the federal government works. Instead, it is a distinct piece of the biological makeup of our brains.

Every ton of coal we extract must create maximum value with minimum environmental impact.

贫穷不是性格缺陷，而是系统性困境。