贫贱是苦难的境界,能很好地居于其境者就苦中有乐;富贵是快乐的境地,不能很好地对待富贵的人便会乐极生悲。
The world is beautiful, but it has a disease called man.
【译文】 孔子说:“君子通晓道义,小人通晓私利。”