what happen to human mindset now

Nowaday, we wont heard anyone not going to school. It random case but hard to hear from others unless they're old enough. But, this issue im not opened up what educational terms we have been through but, im just thinking why the war been seems quite similar in our mind as we are not in those eras when things definitely lack. 

We have medium to talk with someone. We have everything that it can sooth our way in comfortable of life.

The thing is, why this kind of thing happen