At this point, it seems more likely they'll convert him.
What he is referring to is the heavy-handed proselytism that happens when non-Catholics try to persuade a Catholic.
Catholics will always invite (plant a seed) and let God do the rest.
He isn’t saying for us to “bug out” on evangelization. He’s saying “dig in” by contacting and inviting and letting God do the rest.
I'm not so sure they need to.