I have never thought about it before now, but I wouldn't take any class about any language that is originated byin a fictional universes because I think that it iswould be useless forin the real world.

I added "before now" as you had to think about it while writing, therefore "never" is not true on its own :)

Examples of these languages: include Dothraki from Game Of Thrones or Klingon from Star Trek.

Languagues that I would never learn

I have never thought about it, but I wouldn't take any class about any language that is originated byin a fictional universes because I think that it isthose languages/skills are useless forin the real world.

Either "any class about a language" or "a class about any language" - two any's here doesn't make sense

Examples of these languages: Dothraki from Game Oof Thrones or Klingon from Star Trek.

Languagues that I would never learn

I ha've never thought about it, but I wouldn't take any class aboutclasses for any language that is originated byin a fictional universes because I think that it i's useless for/in the real world.

The contractions are optional but sound way more natural.

Examples of these languages: Dothraki from Game Oof Thrones or Klingon from Star Trek.

I have never thought about it, but I wouldn't take any class about any language that is originated byin a fictional universes because I think that it is useless forin the real world.

Examples of these languages: include Dothraki from Game Of Thrones or Klingon from Star Trek.