What is your intended audience, and what is the intended effect of reading these sequences? "Politics is the Mind-Killer" and "Well-Kept gardens die by pacifism" seem particularly relevant to online communities, for instance.
It was intended for new people on LW, who should be introduced to our "community values" (even without reading the whole Sequences). Also for smart people outside LW, who are curious what is LW about; and might decide to join later.
In both cases, the goal is make clear what LW (and x-rationality) is, and what it is not, in a short amount of text. Perhaps writing a new text would be better, but making a selection of existing text should be quicker.
..."Politics is the Mind-Killer" and "Well-Kept gardens die by pacifism" seem part
If it's worth saying, but not worth its own post, even in Discussion, it goes here.