你脑袋里有大脑，鞋子里有双脚，你可以选择任何方向前进。

Writing is the only thing that, when I do it, I don't feel I should be doing something else.

"The past is a foreign country; they do things differently there."

单靠技术无法解决饥饿问题，必须与公平获取和教育相结合。