That’s when you start your next comment with “On this article I will provide logical proof that…” Then proceed to write a several thousand words treatise about the topic that slowly transitions into Shrek smut fanfiction, then try to see how far into the text they notice. People forget that a source is just a fancy way of saying “someone else said once that”. Not all sources are valid or authoritative. If I am making a subjective claim, I don’t need any fucking source, I am the source bitch.