Hang out with people who are smarter than you are, so that you get lots of practice being the one who's wrong in an argument.
This seems useless at learning how to deal with people who are wrong, and instead reinforces the "life is an academic debate" meme.
You shouldn't expect any single strategy to solve all possible problems. The course of action I recommended is, I believe, a good way to fix the problem described in the original post. If you also want to solve this different problem, you will probably have to also take a corresponding different course of action.
Basically, I cannot stand people who will not bow to the Truth.
I always had this trait, but I noticed lately that it is becoming worse, and has consequences. Ironically, the main trigger seems to be the sequences. They gave me a confidence that sometimes frightens me. There are multiple manifestations:
The closest semi-famous embodiment of this character trait I can think of is Xah Lee. I like much of his writing, but he can be very blunt, sometimes to the point of insult.
Needless to say, I do not endorse all these changes. The problem is, while I know I should calm down, I just can't lose when I'm confident truth is on my side. I'm not even sure I should. (Note however that I'm rather good at losing to evidence.)
So, what do you think? What should I do? Thanks.