spoken by Harry Callahan played by Clint Eastwood, in Dirty Harry.
It means that the speaker would be very happy if you continue on with your actions or behaviour because he/she could react in a manner that would be extremely pleasurable to them.
Ahh... free at last. O Gabriel, now dawns thy reckoning, and thy gore shall GLISTEN before the temples of Man! Creature of Steel, my gratitude upon thee for my freedom. But the crimes thy kind have committed against humanity are NOT forgotten!
Minos fucking prime: Ahh... free at last. O Gabriel, now dawns thy reckoning, and thy gore shall GLISTEN before the temples of Man! Creature of Steel, my gratitude upon thee for my freedom. But the crimes thy kind have committed against humanity are NOT forgotten!