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Sustainability isn't an option; it's our responsibility to the next generation.

大腦的運(yùn)作即為心智。

I keep thinking about this river somewhere, with the water moving really fast. And these two people in the water, trying to hold onto each other, holding on as hard as they can, but in the end it’s just too much. The current’s too strong. They’ve got to let go, drift apart.

The great thing about being old is that you don’t have to worry about the future.

即使是最強(qiáng)大的人也需要有人站在他身邊。