齊桓公為大臣具酒，期以日中。
管仲後至，桓公舉觴以飲之，管仲半棄酒。
桓公曰：「期而後至，飲而棄酒，於禮可乎？」
Lord Huan of Qi once prepared a wine banquet for his principal officers and arranged with them that they should come at noon.