I agree, except for the pity. I could no more pity him than I could a bloated parasite or leach feeding on my own children.

Not sure if this is what your looking for, but Nexus by Yuval Noah Harari. Also Sapiens by the same Author.

They don’t aim at the head. They aim at the heart. And not every rifle has a live round so no one knows who fired the killing shot. At least that’s how it was traditionally done.

Unfortunately vaccines are not 100% effective. There will always be a percentage of the population that vaccines do not work for. Mass distribution of vaccines solves this problem by putting a whole lot of immune people between the ones that can always be infected. These dumbasses will be the reason a vaccinated kid dies, and then they’ll say “see vaccines don’t work!” And more people will believe them and more will die. Stupidity is dangerous. Stupidity gets people killed.