杨昌济先生在《达化斋日记》中有几句话,对幸福相对论做了淋漓尽致的描述:“思量疾病苦,健康就是福;思量风雪苦,和暖便是福;思量阴雨苦,晴朗便是福;思量寒饿苦,饱暖便是福;思量自苦苦,知福便是福。”世上一切都是相对而言的,“横看成岭侧成峰,远近高低各不同”,关键在于所处的 Mr. Yang Changji has a few words in the “Daihuazhai Diary” and described the well-being of the Theory of Relativity: “Thinking of the suffering of diseases and health are the blessings; thinking about the wind and snow, and warmth is the blessing; thinking about the shade of rain and pain, the sunny is Blessings, thinking about cold and hunger, and being full of heat are blessings, thinking about self-bitterness, and blessings are blessings.” Everything in the world is relatively speaking, “looking at each side of the mountain and varying in distance” key. Lies in