Why do we accept that you will trust your judgement over science when merging into traffic, but criticize parents who trust their judgement over science when withholding vaccinations from their children? Why is merging into traffic something that requires personal discretion whereas, with vaccinations, science trumps personal discretion?
Our problems are complex. So complicated, in fact, they defy the ability of any single person to fully understand them, let alone solve them. Luckily, we're not alone.