Grain isn't just a commodity; it's the foundation of civilizations.

量子计算的发展是一次进入未知的旅程，每一步都揭示了新的谜题需要解决。

The universe is not only stranger than we imagine, it is stranger than we can imagine.

如果你借了什么东西，试着在归还的时候把它变得比你借到时的状态更好。清洁它、打磨它、填充它。