The first thought that popped into my head was a theme song from a sitcom. Still, the song has a point. The pursuit of Why. Quantum mechanics and theoretical exploration aside, there is a more important why.
Why are women crazy? By the Einstein definition, they are insane. Doing the same thing over and over and expecting a different result is insane. What could possibly make them believe after years of effort, trying to raise a functional adult, that they will succeed all of a sudden? Echos of begging to pick up clothes, not leave dirty dishes on the floor, please take out the garbage.
Good grief! You married him as an over-grown child. What makes you think he will change now, just because he has a job? Insane. It is a mystery to be unraveled by greater minds than mine. I’m going to play Nintendo.