孩子们只有对自己发明的东西才有真正的理解,每当我们试图太快地教他们一些东西时,我们就阻止了他们自己去重新发明它。
Markets alone won't solve all development challenges - we need smart interventions too.
动物福利不仅仅是伦理问题——它是长期盈利的基石。
"I don't have to be human to understand the value of life."