一个纯粹的法家社会远远比一个纯粹的政治化的儒家社会残酷。()
参考答案：错误

A. He used a pair of chopsticks in the experiment.
B. He tried to have a change and eat with the left hand.
C. It showed that making a change influences our mind.
D. It is the first time mat he used chopsticks to eat rice.