gistfile1.cs

        private async void Think()
        {
            Loop:

            Program.MineCycles++;
            Say("Walking to the mine!");
            await this.WaitSeconds(2.0f);

            Say("Entering the mine!");
            await this.WaitSeconds(1.0f);

            // YUCK!
            var random = _injector.Resolve<Random>();

            while (_fatigue < 6)
            {
                await this.WaitSeconds(3.0f);
                ++_fatigue;

                if (random.NextDouble() < 0.2)
                {
                    ++_goldCarried;
                    Say("Got {0} nuggets!", _goldCarried);
                }
            }

            Say("Exiting the mine with {0} nuggets!", _goldCarried);
            await this.WaitSeconds(1.0f);

            Say("Walking home!");
            await this.WaitSeconds(3.0f);

            Say("Back at the shack!");
            await this.WaitSeconds(2.0f);

            Say("Dumping {0} nuggets!", _goldCarried);
            await this.WaitSeconds(1.0f);
            _goldCarried = 0;

            if (_fatigue <= 0)
                return;

            Say("Going to sleep!");
            await this.WaitSeconds(2.0f);

            while (_fatigue > 0)
            {
                Say("ZZZZZZZ...");
                await this.WaitSeconds(1.0f);

                _fatigue--;
            }

            Say("Waking up!"); 

            await GetReady();

            Say("Getting ready to mine!");
            await this.WaitSeconds(2.0f);

            goto Loop;
        }

Ignore the bug on line 40... it didn't affect the test. ;)