Nature contains very few perfect shapes. Organic growth is irregular. Symmetry is something the human eye imposes. Beauty, such as it is, does not exist without the unnatural.
The Eye was something unnatural. It wasn’t precisely that the illusion of its completion was disconcerting- that came from the stillness of the water. The Eye only existed when there was no life or wind to disturb it.
It was only inevitable that eventually, the Eye would seek to change that.