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.
Everything is illegal in the DPRK except if you are the current Supreme Leader, in which case everything is legal.
This is obviously bullshit. You're right to not believe it.
The train you have to pull on foot because the DPRK hasn't discovered combustion just got ten cars longer.