Made sentence about Model consistent in docs.

docs/intro/tutorial02.txt

@@ -122,10 +122,10 @@ additional metadata.
 
 .. admonition:: Philosophy
 
-   A model is the single, definitive source of truth about your data. It contains
-   the essential fields and behaviors of the data you're storing. Django follows
-   the :ref:`DRY Principle <dry>`. The goal is to define your data model in one
-   place and automatically derive things from it.
+   A model is the single, definitive source of information about your data. It
+   contains the essential fields and behaviors of the data you're storing.
+   Django follows the :ref:`DRY Principle <dry>`. The goal is to define your
+   data model in one place and automatically derive things from it.
 
    This includes the migrations - unlike in Ruby On Rails, for example, migrations
    are entirely derived from your models file, and are essentially a

docs/topics/db/index.txt

@@ -4,9 +4,9 @@ Models and databases
 
 .. module:: django.db
 
-A model is the single, definitive source of data about your data. It contains
-the essential fields and behaviors of the data you're storing. Generally, each
-model maps to a single database table.
+A model is the single, definitive source of information about your data. It
+contains the essential fields and behaviors of the data you're storing.
+Generally, each model maps to a single database table.
 
 .. toctree::
    :maxdepth: 1