When a mother quarrels with a daughter she has a double dose of unhappiness hers from the conflict and empathy with her daughter's from the conflict with her. Throughout her life a mother retains this special need to maintain a good relationship with her daughter.
I just try to do the best job I possibly can - put the blinders on go to work and be the best you can possibly be. Once you have done everything that you possibly can - you've put forth your greatest effort - then I can live with whatever's next.