If you really want to wreck a marriage, get a psych involved. WTF do you think invented Open Marriage? Who counsels that people seek sex outside of marriage as a “cure” for marriage problems? Psychs, that’s who.
Take SSRIs and go from disliking your spouse to killing your spouse. All in one easy prescription. Take your children out too.
Most marriages are wrecked by the time a shrink gets involved.
The Shrinks just ensure the nail in the coffin is hammered in well.