I always forbade everyone to clean my studios, dust them, not only for fear they would disturb my things, but especially because I always counted on the protection of dust. It's my ally. I always let it settle where it likes. It's like a layer of protection.
Pablo PicassoHave you noticed that bones are always modeled and not carved, that you always have the impression they come from a mold, that they were first modeled in clay? Any bone you look at, you always find fingerprints on it.
Pablo Picasso