Update templating.rst

Author: cordoval

book/templating.rst

@@ -670,8 +670,9 @@ string syntax for controllers (i.e. **bundle**:**controller**:**action**):
 Whenever you find that you need a variable or a piece of information that
 you don't have access to in a template, consider rendering a controller.
 Controllers are fast to execute and promote good code organization and reuse.
-This however does not mean however to create fat controllers but rather
-to create services used within thin controllers that just render those pieces.
+This however should not encourage many fat controllers but rather
+to create services used within few view-oriented thin controllers that 
+just render those pieces needed.
 
 Asynchronous Content with hinclude.js
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