I recently read a book the second time concerning Marriage, because i'm just few months away, the more reason why I'm talking about it, it's really changed my perspective on the subject. Really interesting knowledge about the life after, how to manage each others differences, temperament, finance, relating with in-laws and so on.
I'm currently on the third book this week and still counting.
Talking about recommendations? You might want to pick up Passion and Purpose: Stories from the Best and Brightest Young Business Leaders by John Coleman, its also my next