[ars]

That's a direct result of being social creatures. You have to take the good with the bad.

If we were all loaners things would be much worse. You might not have war, but you would have lots of individual killing, and very little progress.

Your best option is not to fight it, but rather to use it: Get people in various countries to consider themself all part of one group. (One of the reasons I think the Olympics is a huge impediment to world peace. I almost never think of MY country as better than YOUR country - except during the Olympics.)