This.Successful conditioning means they wouldn't consider doing so.
If they have and continue to grow up in a world where they are told at school, university, daily news and their social media that there is only one good set of beliefs to hold then they would do no more than give other sets of beliefs a cursory inspection - just enough for confirmation bias.
There are lots of journeyman degrees out there which are little more than Marxist indoctrination.
That, plus, as in schools, people are taught ‘the’ answer, rather than being encouraged to find it for themselves.
Ergo, these (un)bright young things emerge determined to rid the world of (the many, nonexistent) injustices that they are sure need to change.