幸福的秘密是自由,自由的秘密是勇气。
Kindness is the highest form of virtue.
永远不要停止质疑如何做得更好——自满是进步的敌人。
The energy landscape is changing, and we must change with it to remain relevant.
安全必须始终是采矿作业的首要任务。
做我该做的事。
The best way to predict the future is to create it.
Science is the knowledge of consequences, and dependence of one fact upon another.