On Tue, 16 Jul 2019 at 17:22, Bret Busby <bret.busby at gmail.com> wrote: > > There must be a spoon, because all it takes, is a spoonful of sugar... A spoonful is a unit of measure, so could be defined for a mythical spoon which does not actually exist. A spoon full of sugar, however, would require the existence of both the spoon and the sugar. Colin