To manipulate a person in any way ranks as a violation of the spirit paralleling rape. And Wiccans, like people of all faiths, happen to be human. The desire to change others evolves from the natural competition of multiple viewpoints. The art of influencing others does already exist in the mainstream world. Debate, art, literature and music all act as methods of influencing others.
All drugs influence the human body.
Schools are designed to influence children in learning specific culture. All too often I've seen women in abusive relationships, friends who destroy themselves financially and people who pursue dead end after dead end in life. I want to help them. That thinking is dangerous and arrogant. And entirely human.