If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
If continuing the discussion becomes impractical, that means you win at open threads; a celebratory top-level post on the topic is traditional.
Can you imagine a perfectly competent person -- say, a science student -- who hasn't heard of "rationalism" in our sense of the world, finding such instruction appealing? I really can't.
At some point I was that person. Weren't you?
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
If continuing the discussion becomes impractical, that means you win at open threads; a celebratory top-level post on the topic is traditional.