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我在哪里，我不知道，我永遠不會知道，在沉默中你不知道，你必須繼續(xù)，我不能繼續(xù)，我會繼續(xù)。

Sustainability isn't an option—it's a responsibility we owe to future generations.

I don’t believe in luck. I believe in hard work.

The idea of inflation is that the universe underwent a period of extremely rapid expansion in its earliest moments.

有時最普通的事情反而最難解釋。