Hello! I don’t think this is truly a question however I hope you have a good day!
It means that even it everyone is doing something wrong, it is not right. It is referring to peer pressure, don't do something just because everyone else it doing it.
History repeats itself a lot in our everyday lives, the reason for that is because it reminds us how things were back in olden days, and get repeated in the future, We learn new things every day because of history, without history, we would be nowhere
Answer:
It shows disrespect towards the other person.
