It looks a lot like you’re trying to alienate other leftists

What leftists?

Like using “liberal” as an insult…

That's because it is an insult.

Something without social liberalism.

Yes, please.

and not realising that’s still discussion.

Good thing you told me, then.

Just seems to reproduce a culture in which the far left are under represented and seen as unreasonable.

There is such a thing as a "far left" now? Where'd you get that from? PragerU?