I commented on China's domestic policy, you immediately swith the subject to US international policy. That is 偷换概念。
Looking a politcal system, the 1st priority is its domestica policy, then the international. Whether US international policy is good or not, it is subject to point of view. However, US domestic policies in general is good. China's problem lies in the domestic policy, which has turned into the biggest road blcok for China's own development.
The ultimate goal for international policy is to create a good environment China itself to prosper and China's international policy has been a plain disaster for achieving that goal. When I was in high school, our history teacher is 全国特级教师。She talked about the unjust treatment China has received internationally in our history class, we fell so bad that everyone in that class wrote papers saying we wanted to be diplimats growing up to defend China in the international arnea. Guess what my mother told me about my dream: you don't stand a chance because you were born in a wrong family.
At the end, hugh number of my classmates got into 北大和清华, most of us major in science and engineering.