《智囊(选录)·术智部·箕子》
原文殷纣王夜夜狂欢醉饮，以致连日子是几月几号都忘了，问左右侍臣，侍臣也都不知道。
纣为长夜之饮而失日，问其左右，尽不知也。
Original text: King Zhou of Yin was drunk and reveling every night, so much so that he forgot even the day or month. He asked his servant, but the servant did not know either.