Diversity in crops is just as important as diversity in ideas; both are essential for resilience.

金银像其他商品一样具有内在价值，这不是任意的，而是取决于它们的稀缺性、获取它们所耗费的劳动量以及生产它们的矿山所投入的资本价值。

The beauty of topological insulators lies in their robustness; their surface states are protected by symmetry and topology, making them immune to certain types of disorder.

艺术的目的是感动人心。