可持续性不仅仅是一种趋势,更是我们共同的责任。
The best way to predict the future is to create it.
The historian must have a kind of faith that humanity will not and cannot perish.
无论生活多么困难,总有一些事情你可以做并且成功。
被大胆说出的预言,从来不会被迷信的人认为是愚笨无趣的。