释义：跟交情浅的朋友说过多的隐私的事情，是愚蠢的。提醒人们在与人交往时，要根据实际情况和关系的深浅，采取适当的态度和行动。
I don't let anyone else's opinion become my reality.
人，计算机和算法之间的控制论交流就像是一把音乐椅游戏：疯狂地寻求平衡总是使三个病态中的一个轻松自在。
And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.
The future belongs to those who embrace change.
要了解当你干预一个系统时会发生什么，你必须干预它（而不仅仅是被动观察）。