diff -u b/form_example/form_example.routing.yml b/form_example/form_example.routing.yml
--- b/form_example/form_example.routing.yml
+++ b/form_example/form_example.routing.yml
@@ -22,4 +22,5 @@
     _form:  '\Drupal\form_example\Form\SimpleForm'
     _title: 'Simple Form Example'
+# TODO: Determine an appropriate right to check for this example.
   requirements:
     _access: 'TRUE'
diff -u b/form_example/src/Controller/Page.php b/form_example/src/Controller/Page.php
--- b/form_example/src/Controller/Page.php
+++ b/form_example/src/Controller/Page.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Implement simple page controller for simple pages.
+ * Contains Drupal\form_example\Controller\Page.
  */
 
 namespace Drupal\form_example\Controller;
@@ -18,12 +18,12 @@
    */
   public function description() {
     $content['intro'] = array(
-      '#markup' => t('<p>Form examples to demonstrate comment UI solutions using the Drupal Form API.</p>'),
+      '#markup' => '<p>' . $this->t('Form examples to demonstrate comment UI solutions using the Drupal Form API.') . '</p>',
     );
     $content['links'] = array(
       '#theme' => 'item_list',
       '#items' => array(
-        $this->l(t('Simple Form'), new Url('form_example.simple_form')),
+        $this->l($this->t('Simple Form'), new Url('form_example.simple_form')),
       ),
     );
     return $content;
diff -u b/form_example/src/Form/SimpleForm.php b/form_example/src/Form/SimpleForm.php
--- b/form_example/src/Form/SimpleForm.php
+++ b/form_example/src/Form/SimpleForm.php
@@ -1,7 +1,8 @@
 <?php
+
 /**
  * @file
- * Provides simple form example.
+ * Contains Drupal\form_example\Form\SimpleForm.
  */
 
 namespace Drupal\form_example\Form;
@@ -39,7 +40,7 @@
 
     $form['title'] = array(
       '#type' => 'textfield',
-      '#title' => t('Title'),
+      '#title' => $this->t('Title'),
       '#required' => TRUE,
     );
 
@@ -53,7 +54,7 @@
     // Add a submit button that handles the submission of the form.
     $form['actions']['submit'] = array(
       '#type' => 'submit',
-      '#value' => t('Submit'),
+      '#value' => $this->t('Submit'),
     );
 
     return $form;