propaganda (in its literal meaning, “public communication aimed at influencing an audience and furthering an agenda”)
Wiktionary at the link marks that usage as dated, I wouldn’t call it “its literal meaning”. I believe the closest current single word would be “advocacy”.
Yudkowskian self help thought is weird such as the “firewall” (between beliefs and what would be good to believe)
But I think my mind doesn’t work with the firewall, for example if I slightly delulu myself that my efforts will work out I have energy and such, and idk how to get these benefits with the firewall.
I recall it was a big problem for me for a few weeks when I was reading hpmor