private string BodyText()
        {
            var text = new StringBuilder();

            behaviour.Description(text);

            if (text.Length == 0)
            {
                text.Append(NiceName());
            }

            if (!string.IsNullOrEmpty(behaviour.comment))
            {
                text.AppendLine();
                text.AppendLine();
                text.Append(behaviour.comment);
            }

            return(text.ToString());
        }