The typical big winner in the stock market takes three to ten years or more to play out.

There is no solitude in the world like that of the big city.

Sustainability isn't an option; it's a responsibility we owe to future generations.

追求数学知识是一段永无止境的旅程。

可持续性不是一种选择，而是一种责任。

假新闻！

我们必须接受失望，因为它是有限的，但千万不可失去希望，因为它是无穷的。