She is free to try, though he's certain she will simply embarrass herself, poor thing!

(Honestly I think Emet will enjoy her fire. He likes those who can keep up with his own snobbery and elitism, and while he may regard her as lesser on an existential level, he can still enjoy some venomous banter.)

If she truly wished to see what her soul looks like, he could show it to her in all its horrorshow glory, or describe it if she doesn't want her interpretation marred. But hey, what artist's soul isn't a little horrifying? That's just the weight of being #Deep