Outline methods to achieve your goals. Goals left by themselves are intangible. In order to make your dreams a reality, you will need a clear, and above all, realistic gameplan to reach them by. Everyone is used to having wild dreams, but a real achiever will keep the practical means in mind while thinking about his desires. At the visualization stage, it is enough to write a couple of sentences on how you're going to reach each of your goals.
You claim that "positive thoughts always resulting in positive things" is not the basis of the LOA. In part you are correct. The foundational basis in science, as I alluded to in the article was that thought stuff particles travel through ether (not air) and interact with formless stuff to create whatever it is that you are thinking about. This was how "the law" started.
How To Manifest What I Desire