In a social system, there are peers and strangers to distract one from pursuing their work. While chatting with others, you may forget your train of thought or a good idea. People are likely to take you away from your work more so than a physical system (in which you can always turn off the TV, but not get people to quiet down)
Push factors were ; few jobs, overpopulation, war, natural disasters. Pull factors were ; jobs, safety, better quality of life
This ended up setting up the peaceful process for settling any future disputes that may come about.
kya likha hai kuch samaj nhi aarah hai
lol