Make it a rule never to give a child a book you would not read yourself.

Understanding the real lives of the poor is the first step toward designing effective policies to help them.

做出伟大工作的唯一途径就是热爱你所做的事情。

写作是一种自我救赎。

能源转型不仅仅是更换燃料；它关乎整个系统和思维方式的转变。