时贱而买，虽贵已贱，时贵而卖，虽贱已贵瑞林原文希写②见建信君。建信君曰：“文信侯之于仆③也，甚无礼。秦使人来仕④，仆官之丞相⑤，爵五大夫。文信侯之于仆也，甚矣其无礼也。”希写曰：“臣以为今世用事者⑥，不如商贾。”建信君悖然⑦曰：“足下卑用事者而高商贾... When it was time to buy and buy, though expensive, you sold it when you were expensive. Kenshin Jun: “The letter and the confidant of Hou are also very rude. The Qin brought people to the service, the servants were the prime ministers, and the grandfather and five doctors. The literary confession of Hou Zhiyu was also very impolite. ”He wrote: “The minister thinks that those who use things in this world are not as good as merchants.” Jianxin Jun was ashamed: "The people who use the lower ranks and the higher merchants...