the.com/editing
The art of murdering your darlings so the survivors look brilliant.
means Revising and refining writing, film, or audio by cutting, rearranging, and fixing until it actually works.
from From Latin edere, to put out or give forth — the editor literally pushes the work out into the world, scars and all.
Kill your darlingsAdvice misattributed to Faulkner; coined by Arthur Quiller-Couch.
Invisible craftBest editing is the work you never notice.
Film originsEarly editors physically cut and glued celluloid by hand.