The thrill of discovery never gets old.

The future of coal lies in clean and efficient utilization.

Technology alone won't solve our challenges—it's how we apply it that matters.

对智者来说，世界是喜剧；对愚者来说，世界是悲剧。

如果你让人们稍微进入你的生活，他们可能会非常了不起。

I think the moment you stop learning, you stop being a writer.

最好的故事是那些让你深深感受到某些东西的故事。