" I have a theory about marriage, Monsieur Boustouler. And it's that nearly always you will know within two weeks if it's going to work. It's astonishing how many people remain shackled for years, decades even, in a protracted and mutual state of self-delusion and false hope when in fact they had their answer in those first two weeks. "

― Khaled Hosseini , And the Mountains Echoed