I must be missing some nuance of the argument here. If it is nonsense then why is it in his paper? If you are citing poor quality sources then that tells us som

I must be missing some nuance of the argument here. If it is nonsense then why is it in his paper? If you are citing poor quality sources then that tells us something about your paper and to not do so would be dishonest. We're not seriously saying that you should be trawling for similar ideas to your own and then citing them, just where you have used other work you must give credit.