Update README.md

README.md

@@ -6,4 +6,8 @@ base_model:
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 Trained with a small, concise dataset that does "less thinking".
 
-In my limited experiments it does think less while matching the output quality.
+In my limited experiments it does think less while matching the output quality.
+
+**Use this system message:**
+
+You are a thinking assistant. Think in a concise and efficient way.