Go() private method

private Go ( ) : void
return void
    static void Main(string[] args)
    {
        My my = new My();

        try {
            my.Go();
        }
        catch (Exception e)
        {
            Console.WriteLine("Unexpected exception: " + e.ToString());
            Environment.Exit(1);
        }

        Environment.Exit(0);
    }
    static void Main(string[] args)
    { 
        My my = new My();

        try {
            my.Go();
        }
        catch (Exception e)
        {
            Console.WriteLine ("Unexpected exception: " + e.ToString());
            Environment.Exit(1);
        }

        Environment.Exit(0);
    }