public function lookup($string, $uuid = null, $arguments = null)
    {
        if (is_array($string) === true) {
            $translate = 'FAIL';
        } else {
            $translate = $string;
        }

        // Get translation by "string"
        $string = gettext($translate);

        if ($arguments !== null) {
            $string = vsprintf($string, $arguments);
        }

        // return the result
        return $string;
    }