If your college and you have different natures, education and culture, though you meet him every day, there may be conflicts. In many cases, it is not easy to say that you are right or wrong. Then, you can follow the law of love. And the law of love contains 'consideration.' You can't understand the other's heart 100% no matter how intimate he is with you, Therefore, it is important to have the heart of consideration and to look at and think of the other from his standpoint prior to insisting on your opinions.