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The only secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards.

國家是人類社會中最重要的機(jī)構(gòu)，其強(qiáng)弱是社會成敗的關(guān)鍵決定因素。

I'm very passionate about what I do, and I think that's important.

I’m not interested in an afterlife. I’m interested in this life.

"The best way to learn is to do it, to make mistakes, and to learn from them."

發(fā)現(xiàn)的喜悅是推動數(shù)學(xué)家前進(jìn)的動力。