Nothing really. The thing with having a kid is that it totally changes your life and no matter how much you prepare (which I am sure you will), there will be a

Nothing really. The thing with having a kid is that it totally changes your life and no matter how much you prepare (which I am sure you will), there will be a lot of things that you will learn on the job. Make the best of it as there will be tough days and nights. The first 3-4 months are the most difficult and it gets a bit easier after that. Remember, there is no right or wrong here.