I believe that we are lost here in America, but I believe we shall be found.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的：它是关于理解的。
The land never lies, it repays what you put in.
最重要的是对你所做的事情真诚。如果你真诚，公众会感受到它。
制革厂的废物流比任何使命宣言都更清晰地讲述其道德故事。
Innovation in technology can drive efficiency and reduce the environmental impact of mining operations.
未来是自己开拓的。
真正的勇气是直面自己的弱点，并拼尽全力改变它。