Answer:
Do what he says and you'll be fine, don't and you lose the game.
I am so simple that I can only point. Yet I guide men all over the world.
I am the third from a sparkle bright, I thrive throughout the day and night. Deep in the path of a cows white drink. I've had thousands of millions of years to think. But one of my creatures is killing me. And so the question I ask to thee, is
What surrounds the world, yet dwells within a thimble?
When the day after tomorrow is yesterday, today will be as far from Wednesday as today was from Wednesday when the day before yesterday was tomorrow. What is the day after this day?
People take me on walks and I run and have fun. What am I?