I didn't say it was my opinion, I said it was an opinion. The person may or may not believe it, you don't know. Is it a lie even if they believe it? All people

I didn't say it was my opinion, I said it was an opinion. The person may or may not believe it, you don't know. Is it a lie even if they believe it? All people who are ______ are ______. Another opinion. Opinions can be intentionally or unintentionally deceiving, which makes them lies.