Yes, I'm sure you're right about that! A good shower, or oasis lake bath, could surely only help out here. [A good step to feeling more like himself... whoever 'himself' might be.

...Which is an absurd and melodramatic thought, of course he knows who himself is! The Great -- Skeleton! Almost a member of the Royal Guard, now the even more prestigious Ambassador of monsterkind. Brother of Sans, who everyone knows, friend and sorta mentee of Undyne, friend-of-friend with Doctor Alphys, and her former-majesty Toriel, and Flowey, and Frisk - even with a little surprise murdering at the end there. A very cool and artistic skeleton who knows the importance of self worth and talking yourself up to be the best you that you can be and then some! He knows himself!!! Even with that one little (big) piece missing.... For now. Until he's asked to give up something else...

He shivers, the mud only partially muffling the rattle of the motion, and makes a throat-clearing noise, ready to get a move on away from here and these thoughts.] A-Anyway! This 'Oasis'... I've never seen one myself, but if I remember right... Those are lakes with trees and plants around, aren't they?