One day I'll own my own house, but I won't forget who I am or where I came from....

One day I'll own my own house, but I won't forget who I am or where I came from. Passing bums will ask, Can I come in? I'll offer them the attic, ask them to stay, because I know how it is to be without a house.
Some days after dinner, guests and I will sit in front of a fire. Floorboards will squeak upstairs. The attic grumbling