The line between good and evil is often blurred, and it is up to us to navigate it.
善恶之间的界限常常模糊不清，我们需要自己去辨别。
人生不是自己选择的，但也是选择的。
What we do today will determine the climate for centuries to come.
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
数字技术的融合将彻底改变传统煤炭开采方式。
We don’t inherit the ocean from our ancestors; we borrow it from our children.
社会进步需要个体自由与社会责任的有机结合。