I don’t cull, 'cept for inadvertent captures, although one I got literally from the hip was a good portrait of my son.
I tend to frame, focus and snap one capture, then move on to the next thing, so I don’t end up with a lot of replication. But my wife, hand her the camera and I end up with a series I could paste together into a 24fps video clip. And, I keep 'em all… 