The most important thing in science is not to solve problems, but to ask the right questions.
在科学中最重要的不是解决问题,而是提出正确的问题。
现实并不总是可能或可信的。
关注金字塔底层的企业可以在服务穷人的同时创造盈利业务。
The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.
This is the map that shows us where we're going. And this is the map that shows us where we've been. And it's never ever ugly.