Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad.
每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，而实际上他只是悲伤。
Markets alone won't solve all development challenges - we need smart interventions too.
最好的商业模式是垄断。
爱改变一切。