在一切事情中，创造系统是必要的。
In all things， it is necessary to create a system.
你并不等同于他人对你的评价。
技术应该服务于进步和保护。
预测未来的最好方法就是去创造它。
The coal industry is about people, not just profits.
The public is wonderfully tolerant. It forgives everything except genius.
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.