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The periodic table hasn't changed, but how we use its elements must.
元素周期表没有改变,但我们使用其元素的方式必须改变。
The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.
"The only thing we have to decide is what to do with the time that is given us."
我们不必总是在市场上谈论我们在森林里发生的事情。