How can a couple stay in love forever?

A successful man must have a great woman supporting him. This woman must love her husband like a mother loves her son, so that this couple can stay in love forever.

いつまでも幸せになる方法？

成功した男に対して、女から支える事が大事。ずっと幸せになるため、男に優しい愛をあげます。