I grew up a Catholic and I don't want to talk badly about the Catholic Church but there's a lot of routine stuff going on. You say the same prayers, you sit, you kneel, whatever.
Even a criminal has the right to a new life, but they made sure I did not have that. They just didn't stop calling me a prostitute for ever and ever and ever and ever.
Tell him, on the contrary, that he needs, in the interest of his own happiness, to walk in the path of humility and self-control, and he will be indifferent, or even actively resentful.