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无人机的价值不在于飞行,而在于落地。
Every tree we plant today is an investment in tomorrow's clean air, stable climate, and thriving ecosystems.
The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
The universe is under no obligation to make sense to you.
自由不是让你想做什么就做什么,自由是教你不想做什么,就可以不做什么。