Why people who marry teachers end up the happiest?

https://wakeupyourmind.net/life/why-people-who-marry-teachers-end-up-the-happiest/?fbclid=IwAR2NaNEWJfFDSJwQSauEq1xb7BaTk1YO-R6P2_Vh7COKR03uEpPhfpsAHfw