人类对气候影响的信号已经从自然变化的噪音中显现出来。
The signal of human influence on climate has emerged from the noise of natural variability.
Technology should be about more than just efficiency; it should be about enhancing human well-being.
技术不应仅仅关乎效率；它应该关乎提升人类的福祉。
你想用卖糖水来度过余生，还是想要一个机会来改变世界？
数学研究是一场没有终点的旅程。