不断提高生活标准，简直在跟自己过意不去，因为它使生存变得更艰辛，使幸福变得更难得。也许有了这个经历，我们才能体会到知足常乐、随遇而安的好处。
To keep raising the living standards is to push yourself too hard in some sense, because it is tougher to survive, and harder to be happy. After this experience, we can realize a self-content mind brings happiness, and we are home wherever we are.