You just need to know steps 1 through 5. When you complete step 5, you'll probably have figured out steps 6, 7 and 8. When you complete step 8, it's likely that steps 9 and 10 will be clearer. Continue until you reach step 100.
Have you ever thought there's no point launching a business, pursuing a project or studying for a new qualification because it will take four years before you've made it, or you'll be such-and-such age by the time you finish? These five words may change your perspective: The time will pass anyway.