How to Talk to a Protestant About Catholicism

In many Catholics, the reason they might get scared talking about the Bible with Protestants is they feel outgunned because Protestants are often not raised with a chapter verse mentality. Scott Hahn would put it this way that the Protestants know the Bible like a mailman knows the neighborhood. And so you can feel intimidated when you want to talk with a Protestant and say, well, why don't you believe in eternal security? What about Philippians 1, 6? But I think that that can, for Catholics, there's this like feeling, no, you do know a lot about the Bible. Even if you don't know the chapter and verse, you can point to parts and say, yeah