劳动是财富之父。一分耕耘一分收获。不懈努力,勤奋工作,是享受美好生活的必要条件。然而,仅就自食其力者而言,我们也经常看到这样的现象:富裕国家的人们的劳作时间和劳动强度大大低于贫穷国家,休闲、旅游、度假是其重要的生活方式;富裕的人们的劳作时间和劳动强度也大大低于穷人。这就提出了一个问题,为什么那些“日出而作、 Labor is the father of wealth. No pain no gain. Unremitting efforts, hard work, is a necessary condition to enjoy a better life. However, as far as self-help people are concerned, we often see the phenomenon that people in rich countries have significantly less working hours and labor intensity than poor countries. Leisure, tourism and vacation are important lifestyles. People in wealthy people Work time and labor intensity are also significantly lower than the poor. This raises the question of why those "sunrise,