"Categorizing time originally was essential. All peoples of the world have done it," explains Lu Li-cheng. In this way, there would not be marriages and funerals going on in the same village on the same day.
「為時間分類本來就有其必要性，也是世界各民族都有的」，呂理政解釋，這樣一個村莊內才不會發生不同人家在同一天辦喜事和喪事。