To make a saw, less blunt.
or
Work smarter, not harder (coined: TM - circa 2020, Brisbane)
Example 1
âGive me six hours to chop down a tree and I will firstly ask tm what 'sharpen the saw' means, then i will proceed to spend the first four hours sharpening the saw.â
Example 2
CF: "What have you been up to mate?"
TM: "Not much, just Sharpening the saw"
CF: "True"