Bedtime Routine

Program.cs

using System;

using static System.Console;
using static System.Threading.Thread;

using Throwable = System.Exception;
// This program is inspired by the XKCD Bonding comic: https://xkcd.com/1188/
public class Parent
{
    public string Name => "Parent";

    public void Say(string message, Child child)
    {
        WriteLine(this.Name + ": " + message);
        child.Hear(message);
    }

    public void PutToBed(Child child)
    {
        WriteLine("Reads Stories");
        WriteLine("Sings song");
        while (!child.IsInBed)
        {
            try
            {
                this.Say("Go to bed.", child);
            }
            catch (Excuse excuse)
            {
                WriteLine($"{child.Name}: " + excuse.Message);
                this.Say("OK", child);
            }
            catch (Tantrum tantrum)
            {
                WriteLine($"{child.Name}: " + tantrum.Message);
                this.Say("It's bed time.", child);
            }
        }
    }
}
public class Child
{
    public string Name => "Child";
    const bool Smoochable = true;
    private int timesDelayed;

    public bool IsInBed { get; private set; }


    public void Say(string message)
    {
        WriteLine(this.Name + ": " + message);
    }

    void Delay()
    {
        this.timesDelayed++;
        if (this.timesDelayed == 1)
        {
            throw new Tantrum("I don't want to go to bed!");
        }
        else if (this.timesDelayed == 2)
        {
            throw new Excuse("I want water!");
        }
    }

    public void Rest()
    {
        if (this.IsInBed)
        {
            Sleep(TimeSpan.FromSeconds(10));
            this.IsInBed = false;
        }
    }
    
    public void Hear(string message)
    {
        if (message == "Go to bed.")
        {
            this.Delay();
            this.Say("Okay");
            this.IsInBed = true;
        }
    }
}
public class Excuse : Exception
{
    public Excuse(string message) : base("(Pouting) " + message)
    {
    }
}
public class Tantrum : Throwable
{
    public Tantrum(string message) : base("(Fussing) " + message)
    {
    }
}
class Program
{
    static void Main()
    {
        Parent parent = new Parent();
        Child child = new Child();
        parent.PutToBed(child);
        parent.Say("I love you!", child);
        child.Say("I love you too!");
        child.Rest();
    }
}

Thanks for the changes j2jensen! I made a few more minor changes, and I'm happy with the code.