Every other first-world country on Earth has nationalized health care, so I don't find it unreasonable for me to question if your argument is sound when present

Every other first-world country on Earth has nationalized health care, so I don't find it unreasonable for me to question if your argument is sound when presented with no accompanying facts. Asking for facts and being replied to with the effect "Really?" is far from effective persuasion. Emotional appeals won't work. Facts and data will.