Because they have no attachments.
An attachment you screw on the bed to get the housework done.
They can't deal with attachments.
Namaste (pronounced:nah I'ma stay)
ME: "Mphh mophh wampph." T: Again, this works better if you don't lie face down on the couch.
He had no attachments.
Because he wanted to transcend dental medication.
They both abhor a vacuum.
Oh it doesn't really matter.