My father was disabled (MS) and at the clinic he was (for demented or otherwise thought impaired people at the end of their life), there was this elderly guy wh

My father was disabled (MS) and at the clinic he was (for demented or otherwise thought impaired people at the end of their life), there was this elderly guy who had a wheel chair and controlled it with a poke (red!) which he controlled with his chin. It was fabulous to see. And a reminder of how addictive smoking/drugs is, cause he'd often go down to the smoking area with his wheelchair, pack of Caballero sitting on the small desk his wheelchair had. I'm not sure how he fired these up though.