译文：不管是贫穷还是富有，该欢乐高兴就要尽情欢乐，不懂得尽情欢乐的人是痴人。赏析：人生得意须尽欢，该高兴时要放开玩耍，该行乐时就要尽情享受。我们要做生活的主人，不做生活的奴隶。

Collaboration across industries is key to solving the complex problems facing modern farming.

Westward the course of empire takes its way.

The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay of symmetry and topology leads to novel quantum states of matter.