不是缺乏爱，而是缺乏友谊使婚姻不幸福。

I don't let the world dull my sparkle.

气象学的未来在于观测、理论和应用的结合。

学习的挑战不仅在于记忆，还在于从具体例子中归纳出更广泛的概念。

The future of liberal democracy depends on its ability to reform itself and address the legitimate grievances of those who feel left behind by globalization and technological change.

走出去不是目的，走进去才是成功。