Do you understand the difference between fact an opinion? You can't call a lie an opinion. This is nothing new: People used to argue that the earth was flat,

Do you understand the difference between fact an opinion? You can't call a lie an opinion. This is nothing new: People used to argue that the earth was flat, then they argued that the sun orbited the earth. You can't let people get away with contradicting established fact just because it's an "opinion."