• authority
• repeating it over and over … and over … 
• being the first to say something
• being on the internet
• because the other party is wrong
• … and over … and over … 
• shouting or screaming (or generally being louder than everyone else)
• age
• because it was right in another instance
• the fact that you read it “someplace”
• … and over …
• seniority
• freedom of speech
• economic advantage
• … and over … loudly …
• “washing it” with another philosophy
• shock
• “It was on the news”
• hiding behind anonymity
• posting it on multiple forums
• journalistic license
• horror
• affront or offence
• … and loudly again … 
• “belief”
• bullying or intimidation
• being a customer
• making a list