最好的产品是那些解决实际问题的产品。
The best products are those that solve real problems.
上帝等待着人在智慧中重新获得童年。
The climate system is extraordinarily complex, and our understanding of it is still evolving.
A man is rich in proportion to the number of things which he can afford to let alone. That man is the richest whose pleasures are the cheapest.