"Moral values are the product of a culture, a generally accepted set of social norms," says Ou Yung-sheng. Although moral values all exhort people to do good and be honest, their specific content may vary with time and place.
「道德是文化的產物，是一種約定俗成的社會規範」，歐用生指出，道德的原則儘管都是勸人為善為真，但道德的具體內容，卻可能隨時空不同而轉變。