Index: wp-admin/includes/schema.php
===================================================================
--- wp-admin/includes/schema.php        (revision 19601)
+++ wp-admin/includes/schema.php        (working copy)
@@ -356,7 +356,7 @@
        'siteurl' => $guessurl,
        'blogname' => __('My Site'),
        /* translators: blog tagline */
-       'blogdescription' => __('Just another WordPress site'),
+       'blogdescription' => __('Not just another WordPress site!'),
        'users_can_register' => 0,
        'admin_email' => 'you@example.com',
        'start_of_week' => 1,