森林是地球的肺，我们必须给予它们应有的关怀。

The key to successful investing is to have a clear understanding of the market.

经济体制的核心是自由市场，它能够实现最大程度的效率和资源分配。

我也厌倦了。但我更厌倦对此无所作为。

A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.

I never want to stop learning and growing as an artist.