There are economic reasons why some young adults are still living in their parents’ basements, but there may be emotional and developmental ones as well.
The impulse to be kept "safe" is leading to more and more limitations on speech. To say speakers or teachers makes your feel “unsafe” is becoming the easiest way to shut them down.
People of different religions, languages and palates have been getting along for centuries, with a shared understanding of hierarchy and a karmic view of fate.