[It is just a straightforward term, exactly as stated, though he'd been able to make little use of his skillset for any non-destructive purpose in... a long time. Having little projects like this was almost congenial, in that regard, a touch nostalgic. Building something without a calamitous endgame.]

Already, you're becoming such a hassle... looking after you like this.

[But it's a mild tone. He's- not sure what to make of Mettaton's apparent trust in him. Though he knew himself to be quite capable, the robot had no real proof of that yet. It was a strange thing, to be believed.]

I suppose it's because I've never had vulnerability as the price for physical form, but the very idea feels immensely careless. To know your entire existence could be erased in a single errant snap? ...'Tis nothing like the frailties of mortalkind. They perish from naught but a stern enough look. If your ghosthood carries with it immortality, I can hardly imagine risking it for....

[Attention? Physical contact? Some lie of a connection with others? How could that ever be worth risking death for? While a part of him could almost admire the commitment to one's dreams, the rest of the Ascian remained disconcerted at the decision.

Someone... doing something he wouldn't? Having different priorities?]

I hope you don't come to regret your choice.