创新不是一蹴而就的,需要持续的投入和耐心。
The very existence of libraries affords the best evidence that we may yet have hope for the future of man.
真正的进步既要衡量经济增长,也要衡量生态系统的健康。
I don't want to be a product of my environment. I want my environment to be a product of me.