投资于环保技术，就是投资于未来。
The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
学习新编程语言的最好方法是用它编写程序。
Life is not what one lived, but what one remembers and how one remembers it in order to recount it.