It think it is also leaking when not turned off but the heat of the engine is making the leak evaporate that is why you see no leak on the pavement or wherever you are parked. You should also check the container of the power steering fluid not just the pump and the hoses.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.