21.  Students like me were not friendly to those in northern Jiangsu.

22.  However, after I went into the university, and communicated with those students face to face for the first time, I suddenly realized how ridiculous I was.

23.  It's hardly possible to differ the students in southern Jiangsu from those in the north.

24.  In their mind, only those who have tendency of abusing themselves would take courses of their department.

25.  According to it, undergraduates are categorized into three types: those who gain high GPA via supreme Intelligence Quotient, regarded as gods and goddesses; those who acquire remarkable achievements as well but through hard work, known as study kings and queens and the rest, everyman.

26.  Those who are careless about their dress may come from common family and easy to get along with.

27.  But I know, for those who are not familiar with her, she is still a cold princess.

28.  Too much stereotyping will stop us from building relationship with those who seem to be different from us.

29.  Some of them may regard things such as raising hands and answering questions actively in class as silly actions, while some other may be under great pressure of being look down on by doing those things, for these behaviors are now considered as pupil behaviors.

30.  As human beings, it is our nature to stereotype others because it is easier to make a one-sided judgment than to develop a three-dimensional view of those around us.