Sustainable development requires not only vision but also concrete actions.
人们在做事时绝不能够拖拉，不能够反复多变，不能够斤斤计较；可是替别人做事时，却特别需要耐得住拖延耽搁，耐得住反复多变，耐得住琐碎烦乱。
强大的工具带来巨大的责任，尤其是当这些工具可以改变生命本身时。
"The truth is rarely pure and never simple."
"Experience is merely the name men gave to their mistakes."