Wording fixes

Author: adamnsch

docs/extra/getting-started.ipynb

@@ -18,9 +18,9 @@
     "\n",
     "We start by instantiating the [Nodes](./api-reference/node.rst) and [Relationships](./api-reference/relationship.rst) we want in our graph.\n",
     "The only mandatory fields for a node are the \"id\", and \"source\" and \"target\" for a relationship.\n",
-    "But the other fields can optionally be used customize the appearance of the nodes and relationships in the visualization.\n",
+    "But the other fields can optionally be used to customize the appearance of the nodes and relationships in the visualization.\n",
     "\n",
-    "Lastly we instantiate a [VisualizationGraph](./api-reference/visualization-graph.rst) object with the nodes and relationships we created, and call its `render` method to display the graph.\n"
+    "Lastly we create a [VisualizationGraph](./api-reference/visualization-graph.rst) object with the nodes and relationships we created, and call its `render` method to display the graph.\n"
    ]
   },
   {