Exactly. Any decision that’s different from theirs by definition must be “wrong”. And no one else must be allowed to prove them wrong because it would “hurt the common good”.
Only way to beat a liberal in an argument is to make fun of them and insult them.
Works for me all the time. I don’t bother arguing the facts with them. They will make up lies and excuses. I just call them a liberal moron and they take their ball and leave.