万物都存在于心中，心中充满道理，充塞宇宙的也无非是这个理。

地质时间不仅漫长，而且其事件的发生是不规则的。

Environmental responsibility should be integrated into every decision we make.

Investors should be skeptical of anyone who claims to have a surefire way to beat the market.

银河系中心是强引力下的一个独特的自然实验。

Sustainability is not just a goal; it's a responsibility we owe to future generations.