Do something thrilling. Try something new. Probably something you're afraid of. Facing great fears is thrilling. Also, forbidden things are thrilling as well. You might try something that is seen as taboo like peeing off your roof or something(but please keep it legal).
If God knows everything that we're going to do, then there can't be free will. The idea of determinism is that all of our actions are determined by our environment and our genetics. This means that if somebody knew all of our experiences and had a perfect knowledge of our genetics, then they...