色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

The good life is a process,?not a state of being.?It's a direction, not a destination.

經濟學最終是為了改善人類福祉。

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.

我想寫一本既有趣又能讓人思考的書。

一個人知道自己為什么而活，就可以忍受任何一種生活。