Procrastinating about your dreams won't make them go away, neither will it make them happen. Sometimes we need to take a Leap of Faith, make a decision, and follow it through. Don't worry about making a wrong decision, instead worry about making no decision at all!
Keep all your thoughts positive today. If you find yourself thinking negatively, try to replace that thought with a positive one - for instance - "Well, at least I tried, and I'm proud that I did ... "