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I've always been a fighter, and I think that's what's gotten me through.

Sustainable development is not a slogan but a concept that must be practiced. We must keep the land forever vibrant.

Pain is the absence of pleasure, pleasure is the absence of pain.

"The human heart, at whatever age, opens only to the heart that opens in return."

We need to think about how to make computers work for us in ways that are more intuitive and natural.

光的質(zhì)量就是空間的質(zhì)量。