I think he was protecting his son
The parents’ lawyer, Alexander Heumann, argues that they refused the school trip out of fear for their son’s “bodily safety.”
Denying any faith-based motives, he emphasized that the couple do not belong to any religious group, and are of the opinion that “nobody shall be forced into a sacred place against his good will.”
Feminism is the complaint of a woman who doesn’t have a man to tell her what to do.
The entire goal of feminism is to force an end to feminism. That is why feminists are pushing for Islamization. They want to be told what to do.