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可持续性不是一种选择,而是我们对下一代的责任。
Sustainability isn't an option—it's a responsibility we owe to the next generation.
Problem solving is the central activity of intelligent systems.
解释:做好事不为名声,而名声却跟来了;有名声不是希望获得利益,而利益也跟着来;有利益并不希望同别人争夺,而争夺也跟来了。
Time is dead as long as it is being clicked off by little wheels; only when the clock stops does time come to life.
The most important thing is to be true to yourself.
It's so hard to say goodbye to yesterday