The inner, damaged tissue of your tooth has been removed during the root canal treatment. However, your tooth is still very much alive on the outside. Your pain comes from having had an infection and/or inflammation in the bone along the outside of the tooth.
Medication will control this; time will heal it. More.
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.