任何一个交往成功的人士在与人交往时总会事先做好心理准备,这里所说的心理准备指他们长期交往积累下来的几条长久不变的原则,在这些原则的指引下,他们结交了一个又一个有益的朋友。 Anyone who has had a successful relationship is always mentally prepared in advance when dealing with people. The psychological preparation referred to here refers to the long-standing principle of their long-term relationship, and under the guidance of these principles, they have made One after another useful friend.