This question has options. How would someone go about accomplishing this goal?
Spread cold or hard butter easily.

OPT:
(i) Wet the blade of a wooden butter knife with tap water. Heat the wooden butter knife in the microwave for 10 seconds. Easily spread cold or hard butter easily with warm wooden butter knife.
(ii) Wet the blade of a wooden butter knife with tap water. Heat the wooden peg leg in the microwave for 10 seconds. Easily spread cold or hard butter easily with warm wooden butter knife.
(i)