心灵的纯洁是愿意一件事。
Purity of heart is to will one thing.
The climate system is extraordinarily complex, and our understanding of it is still evolving.
I don't believe in retirement. I believe in continuing to work as long as you're able.
History is not the past. It is the method we have evolved of organizing our ignorance of the past.
"Love is the only thing that can save us from ourselves, but it is also the most fragile and elusive of all emotions."
我们今天提出的问题将塑造明天的解决方案。
"To read is to travel without moving, to live a thousand lives in one."