You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

如果你想领导别人，你必须先学会跟随。

未来属于那些能够利用自然和技术力量的人。

当一个人了解别人的痛苦时，他必也是饱经痛苦的人。