If you base an argument on an incorrect fact, any following extrapolation is wrong. If someone points out your mistake and you get emotional, it does not mean that they are a heartless, soulless bitch. You are still wrong.
If you said something that contradicts with proven fact... you are wrong.
This has nothing to do with ideology, it has to do with argumentation. Logic can be cruel, I know that. But if you are being illogical, one has a right to point it out. And when one points out your incorrect word usage, not your ideology, you *need* to not be emotional.
Especially if you speak English as a second language. Psychologically, you will