Update serializer.rst

Author: seydu

components/serializer.rst

@@ -21,9 +21,8 @@ the middle. This way, Encoders will only deal with turning specific
 **formats** into **arrays** and vice versa. The same way, Normalizers
 will deal with turning specific **objects** into **arrays** and vice versa.
 
-Serialization is a complicated topic, and while this component may not work
-in all cases, it can be a useful tool while developing tools to serialize
-and deserialize your objects.
+Serialization is a complex topic. This component may not cover all your use cases out of the box, 
+but it can be useful for developing tools to serialize and deserialize your objects.
 
 Installation
 ------------