Or maybe this, parents may opt out of vaccinations for their children, but if their child subsequently dies from a desease that was preventable through vaccination then then they are fair game for negligent homicide charges. Seems fair to me, if they are so certain they are choosing the correct course then they have nothing to worry about.
CavDoc: "If you have to pretend that a person with a different opinion has an opinion other than his own in order to score points in an argument, you've forfeited any points that you pretended to have."
CavDoc: "You consider yourself as non-religious, and I consider you a religious zealot."
JBnTX: "Freedom of religion doesn't mean you can worship any God, anyway you see fit or not even worship any God if you so choose. [...] Christianity should be the only religion protected under the constitution, and congress shall make no law restricting its practice."