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The key to success is to focus on goals, not obstacles.

The key to understanding cryptography is understanding that it's not just about keeping secrets, but about managing trust.

對所有生物的愛，是人類最高貴的品質(zhì)。

The historian will tell you what happened. The novelist will tell you what it felt like.

在極權主義下，沉默也是一種反抗。