Shall there be truth between us, as two men? Not as friends, but as enemies and equals?
...maybe the world needs a cadre of smartasses to liven things up, who knows?
And in the gunslinger's mind, those words echoed: You dare not.
A coward judges all he sees by what he is.
He found himself still with too many questions and not enough answers.
The 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.