Source of quarrels and conflicts

Why do good friends have heated arguments over trivial issues? Why do Christians express their disagreements using strong, loud verbal language? Why do these quarrels and conflicts sometimes escalate to someone being harmed? James explains the source for this worldly behavior (James 4:1-3). The difference between quarrels and conflicts is the degree of the disagreement. Quarrels usually are short-term in duration (a few minutes) and are over trivial matters. Conflicts usually are much longer