人的本性是恶的,那些善良的行为是人为的。
I know that self-promotion happens a lot and it is not a bad thing. But I do not regard it as something positive.
解释:众人的愤怒不可触犯,个人专权的欲望难以成功。
市场是一个复杂的系统,我们试图用模型来简化它。