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Not only do we live in the world of thought， but also in the world of matter.

We Germans will never get rid of Hitler. He is like a birthmark on our face.

每一次技術(shù)突破，都是對極限的挑戰(zhàn)。

當沒有人相信你時，你必須相信自己。

I don't want to make money, I want to make a difference.