未来是未知的，所以我们应该珍惜现在。
"The principles of a free society are essential for human progress and prosperity."
劳动是一切财富和一切文化的源泉。
英雄与恶棍之间的界限往往比我们想象的更薄。
使用COBOL会削弱思维；因此，教授它应被视为一种犯罪行为。
In mathematics, you don't understand things. You just get used to them.
最激动人心的发现往往来自意想不到的地方。
What we need to do is to make the Chinese automotive industry earn respect in the global market.