Be confident in everything you do, pursuing the career/income you want, trying to get that special someone, and anything else you want in life.
If you are truly confident that you can do what you want you do, and then you take the action to do it, you can do it!
Believe in yourself and then take action and you will achieve success.
If you put these two concepts together you will be able to do whatever you want.
I am a strong believer in taking action to get what you want. Many people promote the law of attraction but these techniques and ideas won't do anything without taking the action to get it done.