The correct method has everyone pulling in the same direction like in this schema:

If they all pull, then the oars move through the water to the left, thereby propelling the ship to the right.
In contrast, in the post, everyone pulling exerts a force that is counter clockwise around the vertical axis of the ship.


















What the fuck.
The concept of dignity is really not dependent on religious foundations. In fact isn’t the modern concept of human dignity mostly a result of enlightenment philosophy. You know, from the guys who left religious though behind? And that later developed into the concept of animal dignity?
Also it isn’t - as a rule - a common atheistic concept that humans are “above” animals, that’s one is a Christian original.