diff --git a/core/lib/Drupal/Core/Template/TwigExtension.php b/core/lib/Drupal/Core/Template/TwigExtension.php
index affc38d..4748492 100644
--- a/core/lib/Drupal/Core/Template/TwigExtension.php
+++ b/core/lib/Drupal/Core/Template/TwigExtension.php
@@ -476,9 +476,8 @@ public function escapeFilter(\Twig_Environment $env, $arg, $strategy = 'html', $
    * Wrapper around render() for twig printed output.
    *
    * If an object is passed which does not implement __toString(),
-   * RenderableInterface or toString() method an exception is thrown;
-   * Other objects are casted to string. If it already implements
-   * __toString(), it will throw an exception. However in the case that the
+   * RenderableInterface or toString() then an exception is thrown;
+   * Other objects are casted to string. However in the case that the
    * object is an instance of a Twig_Markup object it is returned directly
    * to support auto escaping.
    *