[Vision] Give a sensical reading for "Be timeless enough" #167

Author: fantasai

Vision/Vision.bs

@@ -38,9 +38,10 @@ Markup Shorthands: markdown yes
 
 	* Help the world understand what W3C is, what it does, and why it matters
 	* Communicate shared values and principles of the W3C community
-	* Be opinionated enough to provide a framework for making decisions,
+	* Be opinionated enough to provide guidance and a framework for making decisions,
 		particularly on controversial issues
-	* Be timeless enough to guide W3C yet flexible enough to evolve when needed
+	* Be timeless enough to remain relevant without needing frequent revision,
+		while being open to evolution based on the needs of the community
 
 # Introduction # {#intro}