[private]
You keep saying that, so I'm just going to tell you again. You'd be wise not to underestimate me.
[being reminded of his purpose by means of misguided attempts to confuse him has put him in a serene zenlike mood and so he is still smiling, completely unfazed. he knows he and his Innocence are together on this and just because he failed the first time doesn't mean his Exorcism Sword can't fulfill its purpose]