For me it is the fact that our blood contains iron. I earlier used to believe the word stood for some ‘organic element’ since I couldn’t accept we had metal flowing through our supposed carbon-based bodies, till I realized that is where the taste and smell of blood comes from.
So how does cutting an apple in half work? The knife must be touching the apple to cut it, right?
You can kind of visualize it as wire EDM manufacturing. Although not a fully accurate depiction, but it fractures the connection between the two sides.
The apple was never whole… it was simply tightly grouped and a subgroup has been severed from another
And it was severed by a thin slice of atoms that used their force field as a wedge to force them apart.