When you are posessed by evil spirits, it is crafty manipulations that you follow; but when you are posessed by the Holy Spirit of God, it is wise discretions you pursue!
There is nothing spiritual about a marriage that uses guilt, blame, shame or religious manipulations to keep a relationship together.
He's sort of a Svengali... It means someone who's manipulative. More than that: somebody who makes you think that you need him in order to accomplish anything.