It will hurt. It will take time. It will require dedication. It will require willpower. You will need to make healthy decisions. It requires sacrifice. You will need to push your body to its max. There will be temptation. But, I promise you, when you reach your goal, it's worth it.
Stay focused on the prize. This busy world can cause many people confusion, and it will cause many to lose focus, start on some things, and only finish a select few things by the time the opportunities they have are pretty much deflated and irrelevant. One of the hugest lessons we should all commit to learning in life is to always keep the main thing, and our main dreams as our main focus until we are finished with them!