private void button1_Click(object sender, EventArgs e)
 {
     lloyd = lucinda;
     lloyd.TellMe("Hi", lucinda);
     lloyd.SpeakTo(lucinda, "Hello");
     lucinda.EarSize = 4321;
     lloyd.WhoAmI();
 }
 public void SpeakTo(Elephant whoTalkTo,string message)
 {
     whoTalkTo.TellMe(message, this);
 }