知识的最大敌人不是无知，而是对知识的幻觉。
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
We are punished by our sins not for them.
Innovation is the key to the future of coal industry, we must embrace new technologies and ideas.
数学的进步是通过它能解决的问题数量来衡量的。
当我开始时，我对建筑的第一想法来自材料。
The most valuable crop we can grow is trust—with our consumers, our communities, and our environment.
在教育历史中，应该广泛讨论通过独立的性格和判断力造福人类的人物。