At the close of our studies， we knew all the past of physics， but nothing of the present and the future.

【释义】上级不讲信用，就无法驱使下级；下级不讲信用，就无法侍奉上级，信用作为一种道德准则，意义十分重大。

可持续性不仅仅是种树；而是种下能成长为行动的想法。

在一个资源匮乏的世界里，最有价值的资源不是石油或黄金，而是想象力。

"It has always seemed strange to me... the things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success."