Perhaps a different name? A good idea under any name, though, so don't let that hold you back, it can always be changed later.
Many of these threads are already tagged as 'community.' I would go with that.
Edit: There's also http://wiki.lesswrong.com/wiki/Special_threads, which has links to the 'quotes' and 'open_thread' tags, at least. I don't use the wiki much, so I'm not sure what the most useful way to proceed would be.
It annoys me that there's no way to sticky a thread in the discussion section.
Therefore, I propose creating an LW wiki page called "Stickies", where sticky-worthy threads would be linked to. Would that be acceptable?
These are the threads I'm planning to add:
ETA: Following a tip-off by peaigr, I re-purposed the Special Threads wiki page for this. (The stickies are in the 'periodic threads' section.) Now if there were a way to make this page more conspicuous...
Meanwhile, dbaupp has submitted a feature request.