Postcard lyrics

There is a house in the picture Inside the house is a room Once round it is a short circuit When times are hard I think about you Four walls, one has a window One has a door, which I go out of I just thought you'd like to know I don't think you're listening I think I'll tell you again This clock shows only mythical hours These books show only fictional days One system is only as good as another I don't think you're listening I think I'll tell you again I just thought you'd like to know