No problem.
I didn't really want to soil my knife anyhow.
Taking out a knife during a fistfight. Only someone who is afraid they'd lose would do that.
I don't like risks. No one said fistfight anyhow.
Would that mean elbows and headbutts are banned too?
Why should I give up all the weapons I'm trained in,
just so you have a chance?
I think he meant during sex. 
Of course. Same thing.
Yeah, an entirely different type of knife altogether 
Not with me.
Wanna fuck?
Why call it something different then? A dicks a dick right?
He tries to be poetic, so the use of metaphors is needed to keep up the illusion.
No. I like knifeplay.