Under his proposal, arguably a $51 birthday gift to my wife would expose me to criminal liability.

For my birthday I got a humidifier and a de-humidifier... I put them in the same room and let them fight it out.

It's a birthday present to myself.

They gave it me . . . for an un-birthday present.

Outside the Apothecary, Hagrid checked Harry's list again.
'Just yer wand left -- oh yeah, an I still haven't got yeh a birthday present.'
Harry felt himself go red.
'You don't have to --'
'I know I don't have to. Tell yeh what, I'll get yer animal.

does not mean he has to accept criminal liability for what happened on the vessel.