We all know what it's like to be annoyed by little things that our husband, wife or partner does - leaving the cap off the toothpaste tube, leaving the toilet lid up, leaving dirty clothes on the floor - and we know how easily these little grievances of everyday life can spin out of control. In this brilliant new book the sociologist Jean-Claude Kaufmann shows us how and why sparks can suddenly fly even in the most well-adjusted couples.

They see themselves as being in total harmony but they are mistaken The clash between their uniquely individual attitudes to life rumbles on in silence...