Commitment
Commitment is something you need if you really want to reach your goals. When you are committed to your goal, you will be eager to do anything to reach it. Do whatever it takes to achieve it. You should expect difficulties, new things or experiences, and boring times. These are the times that might discourage you to continue. But what you need to put in mind is that you should never give up. When you already expect these things, you will be more prepared.
Commitment comes with courage. You should be courageous enough to do some of the things that you are not used to do or first time to do just to reach your goals. In those times where you feel like giving up, you really need courage. You need the courage to face these difficulties. Be committed to your goal, take action and pass the trials.
To help you be more committed, envision the end result of your goal. This will motivate you to really stick to it. It is something you really want or need in life that you want to achieve. If you envision it, you will be more eager to achieve it.