"We are all in the gutter, but some of us are looking at the stars."
The best way to predict the future is to invent it.
可持续性不是一种选择;它是我们行业生存的必要条件。
正确陈述的反面是错误陈述。但一个深刻真理的反面很可能是另一个深刻真理。