The great failure of marriage even in the highest echelons of the Torah community is because people don't know the halacha, the Torah laws, of marriage, divorce, Family and raising children.
Rabbi Dovid E. Eidensohn publishes books, publications, and material on blog and Google with approbations from the greatest rabbis such as the Gaonim Reb Moshe Feinstein, Rav Yosef Shalom Elyashev and other major gedolim.