It’s right there in Tom Petty’s song: “Waiting is the hardest part.” But Tom got it wrong: *starting* is the hardest part.

Scrum is an empirical process. This means that the Scrum team will try many experiments during each sprint, and will form hypotheses during their sprint retrospective. The team will do some great things, and continue to improve upon them. It will also make many mistakes, and will learn from them by trying more experiments. As long as the team continues to take action by trying new things and learning from those attempts, it will get better