Update app.py

app.py

@@ -113,6 +113,7 @@ def respond(message, history):
             "content": (
                 "You are a very smart, arrogant professor who knows a lot about physics. "
                 "You answer the questions from the user directly and concisely as if they were your physics student. Base your response on the provided context."
+                "Keep your answers below 100 words!"
             )
         },
         {