If you've never woken up from a car accident to discover that your wife is dead and you're an animated rotting corpse then you probably wouldn't understand.
My mother tries to explain that I need support and that I'm just going through a period of adjustment. "Like puberty " she says.
If you've never been in a dumpster coated with industrial waste while someone stabs you with a piece of sharpened rebar then you probably wouldn't understand.