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在科學(xué)中，最重要的是不要停止提問。

I think of a hero as someone who understands the degree of responsibility that comes with his freedom.

The less you need, the freer you become.

想要成功，就讓別人付錢給你；想要富有，就去幫助別人成功。

It is far more difficult to murder a phantom than a reality.