Start. Finish. Repeat.
Follow all the way through with your actions. Go 100% and do not leave anything left. Do not let doubts or fears slow you down. There will always be some sort of resistance but the most important thing is to keep making progress. Good work habits and good decisions will make this progress go faster. The habits will increase your quantity and the decisions will increase your quality of work. With these two ingredients you will become unstoppable because the results will come flowing in. Your confidence and belief in yourself will grow where the doubt and resistance fade into the background. You will begin to only focus on things that will move you forward. You will take greater action. You will get better results and all of this will feed on itself.