translation.en: And that led Henri Bergson, the French philosopher, to say, "All the great thinkers of humanity have left happiness in the vague so that each of them could define their own terms."
translation.zh: 而法国哲学家亨利.柏格森认为 “人类所有伟大的思想家给幸福下的定义都是模糊的 他们按自己的思维方式给出不同的定义。”