because he could not be treated fairly, he could not find a way to be treated fairly, finally he lost the hope and he no longer trust the government. What he could do? eather be humiliated or fight back. Unfuturnately, he choosed the second. This is the reason he got widely supported since many of the people suffered the similar experiance in China. If you can not understand this key point, if the government will not learn something from this case, I bet that many people will follow his way in the future.