天热到坝上买牛肉干,价格不一。有一摊儿明显比别处便宜,我说:“秤有斤两,童叟无欺,你敢承诺吗?”摊主笑笑小声说:“对不起不敢承诺。”对此,我觉得他是又实在又不实在。做买卖就该承诺足斤足两。不承诺也不是可以蒙人的理由。《三国演义》里,诸葛亮挥泪斩马谡,因为马谡早有承诺——若有差失,乞斩全家。诸葛亮够宽容了,就杀马谡没株连其家人,还安慰他:“汝之家小,吾按月给予禄粮。”按说杀与不杀马谡,就是诸葛亮 Heat the dam to buy beef jerky, the price varies. There was a stall that was obviously cheaper than elsewhere, and I said: “Weighing a catty, can we promise?” The stallholder smiled and whispered: “I’m sorry I did not promise.” “I think He is real and not real. Doing business on the promise of enough pounds two. No promise nor a reason to be deceived. In the Romance of the Three Kingdoms, Zhuge Liang bemoan and tear his horse, because Ma was already promised - if there was a mistake, begging to cut the whole family. Zhuge Liang enough forgiveness, I did not kill the horse Zhuang even his family, but also comfort him: ”Ru small family, I give Paul grain on a monthly basis." According to kill and not kill the stirrup, that is, Zhuge Liang