Exactly. Presenting arguments in good faith with people who are willing to accept objective views and valid factual information can be thrilling and present opportunity to learn about your own belief systems.
In practice, though, it is such a rare occurrence that you are mostly just better off banging your head against a wall.
In my opinion, the two best ways to significantly improve your writing, are to are to write more often and read more often.
Immerse yourself in the written word by consuming it constantly. Then find your voice by constantly producing written work.
It sounds simple, and to an extent, it is, but it is far from easy. It takes time and effort, but it is well worth it.