Presentation-2

That is, As the Marxist philosophy principle says, we should consider things case by case. We should not treat different things as the same.
When it comes to the wrong things actions, just like jumping the queue or youngsters not don’t offering their seats to the old people at on a full bus, we had better lay our finger on the unethical things, tell the person right from wrong, if most of us can stand out up to finger out the immoral behavior, we our society will become more and more civilized. But However, when we come across some incident of violence, it is much better for us to call up the policeman to solve the problem, instead of rushing forward on your our own, lest not only the weak one, who hasn’t got the effective protection, but also you may be injured by the evil one's revenge.

[If you use "us" in a sentence, the subordinate clause has the same person performing the action "us/we" and so should be "our"instead of "your"]