There's a saying - "Write what you know." It's bad advice if you take it as an unbreakable rule, but good advice if you use it as a foundation.
Stephen KingThe important question has nothing to do with whether the talk in your story is sacred or profane; the only question is how it rings on the page and in your ear. If you expect it to ring true, then you must talk yourself. Even more important, you must shut up and listen to others talk.
Stephen KingHe did it (listened) as the world's most charming and magnetic people do, always asking the right question at the right time, never fidgeting or taking his eyes from the speaker's face, making the other guy feel like the most knowledgeable, brilliant, and intellectually savvy person on the planet.
Stephen KingI think it's relatively easy for people to accept something like telepathy or precognition or teleplasm because their willingness to believe doesn't cost them anything. It doesn't keep them awake nights. But the idea that the evil that men do lives after them is unsettling.
Stephen King