Minor tweaks

Author: weaverryan

components/messenger.rst

@@ -89,10 +89,11 @@ that will do the required processing for your message::
 Envelope
 --------
 
-The notion of an envelope is a concept that helps us to add some context around the
-messages. An envelope is a message and a set of items. On a user perspective, this
-allows to set some configuration around the message. For example the serialization
-groups used when the message goes through the transport layer::
+The notion of an envelope is a concept that helps add context around the
+messages. An envelope is a message and a set of data. From a user's perspective, this
+allows you to set some configuration around the message. For example, to set the serialization
+groups used when the message goes through the transport layer, wrap your message
+in an ``Envelope`` and add some ``SerializerConfiguration``::
 
     use Symfony\Component\Messenger\Envelope;
     use Symfony\Component\Messenger\Transport\Serialization\SerializerConfiguration;
@@ -103,9 +104,9 @@ groups used when the message goes through the transport layer::
         ]))
     );
 
-Instead of dealing directly with the messages in the handlers and middleware you
-can receive the envelope by implementing the ``EnvelopeAwareInterface`` marker
-interface on your middleware or handler like this::
+Instead of dealing directly with the message in the handlers or middleware, you
+can receive the envelope by implementing the ``EnvelopeAwareInterface`` marker,
+like this::
 
     use Symfony\Component\Messenger\Middleware\MiddlewareInterface;
     use Symfony\Component\Messenger\EnvelopeAwareInterface;