diff --git a/pages/kiss principle.md b/pages/kiss principle.md
index a4a0215..54ff4ef 100644
--- a/pages/kiss principle.md	
+++ b/pages/kiss principle.md	
@@ -1,3 +1,5 @@
 - > **k**eep **i**t **s**imple, **s**tupid!
-- we abbreviate this principle to [[keep it simple]] because we try to [[be nice]].
+	- said to have been coined in the [[united states]] navy in 1960.
+	-
+	- we abbreviate this principle to [[keep it simple]] because we try to [[be nice]].
 -
\ No newline at end of file