Why do people greet each other?

They say hi hello how are you or shake hands. If they don't listen to you thandont say hello The shaking of hands came about in middle ages when people carried weapons with them. The shaking of hands showed that they were not holding a weapon in their hands.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.