Usually, when people give their opinion, it is something they believe to be true. I'm too lazy to Google/Wikipedia/Dictionary.com it, but I am betting that is even the actual definition of opinion.
So, you don't need to (always! every single time!) be redundant and say "My opinion, which is undoubtedly correct, is that you are doing blah blah blah totally the wrong way." I know you think you are correct, even undoubtedly correct, and that is exactly why you're saying whatever
Why would you be saying something you didn't think was correct?
Because in my opinion,
Am I the only person who thinks an opinion doesn't need a qualifier?
This is my twenty-fifth instruction for my husband in my ongoing series Instructions for My Husband.