美国教育学家卡耐基说:“人的成功只有15%要靠其专业技术,而其余85%则要靠人际关系和做人处事能力。”由此可以看到,要事业成功,要做好生意,必须得投资人际关系。这个道理,并非现代工商业所滋生出来的,古人亦非常重视。曹操可以说是利用人际关系取得事业成功的代表性人物。曹操父亲本姓夏侯,后做了大宦官曹腾养子而改姓曹,以此来看,曹氏家族门第 Carnegie, an American educator, said: “Only 15% of people’s success depends on their professional skills, while the remaining 85% depend on their interpersonal skills and their ability to do well in people’s affairs.” Thus we can see that to succeed in business and to do well Business must invest in relationships. This principle is not a breeding ground for modern industry and commerce. The ancients also attach great importance to it. Cao Cao can be said to be the use of interpersonal relationships to achieve success of the representative figures. Cao Cao father surnamed Jaap, after the big eunuch Cao Teng adoptive son and surnamed Cao, from this point of view, the Cao family door