可持续发展不是成本中心，而是对我们未来的投资。
The world is full of stories, and from time to time, they permit themselves to be told.
找到自己的最好方法就是在为他人服务中迷失自己。
The land remembers what the people forget.
Don't let anyone tell you that you can't do something.
"A leader's job is to help people see the future."
Randomized evaluations can help us understand what works and what doesn't in development.
