A good relationship means a really good sex life.
The main problem in marriage is that for a man sex is a hunger like eating. If the man is hungry and can't get to a fancy French restaurant, he goes to a hot dog stand. For a woman, what is important is love and romance.
Don't marry someone you would not be friends with if there was no sex between you.
When I attained a certain advanced intimacy with a man, and I don't just mean sex, I married him.
Marriage is for women the commonest mode of livelihood, and the total amount of undesired sex endured by women is probably greater in marriage than in prostitution.
A man marries to have a home, but also because he doesn't want to be bothered with sex and all that sort of thing.
The wives to survive matrimony have to be good in the kitchen or in the bedroom.
My mother-in-law broke up my marriage. One day my wife came home early and found us in bed together.
I wanted sex, in-laws is the cost.
People can't work out why giant panda couples only have sex once a year. It's because they're married.