If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
So many of the posts in the sequences are indirectly related to FAI that the most concise list of "FAI posts" is here.
The wiki article on FAI covers a lot of ground and has links to LW posts and other websites explaining it in a bit more detail.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.