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The discovery of gravitational waves was a testament to the power of human ingenuity and perseverance.
这个世界惟有两样东西让我们的心灵感到深深的震撼,一是我们头顶上灿烂的星空,一是我们内心崇高的道德法则。
The notion of truth is not definable in any formal system that is strong enough to include arithmetic.
我们必须记住,文学不仅仅是娱乐,它还有更深的意义。