I think some people are thinking about safes in the wrong context.
Fort Knox Pistol
At 9" x 5" x 12" It's not going to take up much room in a closet.
I must not fear. Fear is the mind-killer. Fear is the little-death that brings total obliteration. I will face my fear. I will permit it to pass over me and through me. And when it has gone past I will turn the inner eye to see its path. Where the fear has gone there will be nothing. Only I will remain.