You can choose to start over at anytime. I can choose right now to pick back up where I left off. The only risk associated with that is that I may fail. But the only real risk is trying to avoid failure at all.
In addition to choosing #onelittleword to serve as a guide for me, I also have a tradition of doing an annual review at the end of each year. In the spirit of Creation, I shared my 2014 Review here.