"Because if you're gonna stick with this sort of labour, it'll drive you mad with boredom."

And Jay's not using that as a turn of phrase, he genuinely does think Rook will snap some day if he continues with this sort of work.

"You don't do well with mundane work. Besides, it's a waste of your talent, especially after all these years you put into training yourself to be who you are," Jay huffs. "But here you are, throwing all that away over an accident."