by I finally came up with a copy of the first Grooks collection this year (and now I’m on the hunt for the third). A tiny bit of background: Piet Hein was a member of the Danish Resistance in World War II, as well as a mathematician and inventor. And a poet. Grooks started to appear in the newspaper shortly after the Nazi occupation of Denmark in 1940. They’re quick, witty, and frequently have more than one meaning if you look. The collections, this one included, are short enough to be read in one sitting if you really want to, but more fun to draw out and savour over a few…