Vaccines: Last Week Tonight with John Oliver (HBO)

Yes, sometimes explanations and reasonable arguments can just derail conversations completely. For preventing that, I find David Burns' disarming technique[0] really useful. It is about "finding truth in what the other person is saying, even if it seems blatantly wrong, or illogical, or exaggerated." His podcast is amazing. Perhaps part of what your room mate is saying is that she is concerned about the well-being of her (future) children? Surely that's truly good. She's also interested in avoiding certain medical treatments that are excessive or unnecessary, which is also good. Don't know about the Holocaust-denying colleague, but sometimes xenophones have a fear of losing their job to someone else, which could leave them unable to economically support themselves or their family, and maybe they really enjoy the job they have. If your colleague talks about you being indoctrinated, then he must have a high regard of the truth (which is good), and if he's interested in how indoctrination works, he may even be interested in reading about Chomsky's propaganda model[1]. Of course, this disarming stuff is only useful if you actually want to prevent conflict with other people, and it's totally legitimate to have a conflict with anti-vaxers and Holocaust deniers. But also, you live and work together, and constant conflicts may not get you nor them anywhere but down. Also, Last Week Tonight has quite a good episode on vaccines[2] (but showing that to your roomie might not calm things