Add another simple destructuring example.

src/koans/destructuring.clj

@@ -1,4 +1,11 @@
 (meditations
-  "Destructuring allows you to break up arguments"
+  "Destructuring is an arbiter: it breaks up arguments"
   (= __ ((fn [[a b]] (str b a))
-           [:foo :bar])))
+           [:foo :bar]))
+
+  "Whether in function definitions"
+  (= "First comes love, then comes marriage, then comes Clojure with the baby carriage"
+     ((fn [[a b c]] __)
+       ["love" "marriage" "Clojure"]))
+
+)