"The truth is rarely pure and never simple."

我们的生命有限，而知识却是无限。以有限的生命去追求无限的知识，就会精疲力尽；既然如此还去追求知识，那就只剩疲困了。做好事不贪图名利，不做不好的事触犯法律，把顺着自然规律作为常法，就可以保护自身，保全天性，养护精神，安享天年。

Collaboration across industries is the key to solving complex environmental challenges.

The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.

你并不等同于他人对你的评价。