import java.applet.Applet;
import java.awt.*;

public class Poets extends Applet {

    public void init() {
        TextArea display =
            new TextArea("", 10, 30, TextArea.SCROLLBARS_VERTICAL_ONLY);
        add(display);
        Nursery nursery = new Nursery(display);
        Revolutionary revolutionary = new Revolutionary(display);
        nursery.start();
        revolutionary.start();
    }
}

class Nursery extends Thread {
    private TextArea display; 

    public Nursery(TextArea display) {
        this.display = display;
    }

    public void run() {
        while (true) {
            display.append("Mary had a little lamb\n");
            display.append("Its fleece was white as snow\n\n");
            try {
                Thread.sleep(5000);
            }
            catch (InterruptedException e) {
                display.append ("sleep exception - design fault\n");

            }
        }
    }
}

class Revolutionary extends Thread {
    private TextArea display; 

    public Revolutionary(TextArea display) {
        this.display = display;
    }

    public void run() {
        while (true) {
            display.append("Praise Marx\n");
            display.append("and pass the ammunition\n\n");
            try {
                Thread.sleep(5000);
            }
            catch (InterruptedException e) {
                display.append ("sleep exception - design fault\n");
            }
        }
    }
}