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能源贫困是我们这个时代最大的挑战之一。获得负担得起的能源应该是一项权利,而不是特权。
You can be the ripest, juiciest peach in the world, and there's still going to be somebody who hates peaches.
The weight of the past is heavier than the future.
生活是一连串的瞬间,每一个瞬间都是一首诗。
The beauty of mathematics is that it is universal.