There are many instances that we want something really bad, and we get it without even uttering a word. The universe responds to our thoughts as well as our requests. One may say God is answering prayers but our thought may be even more magnetic than our words, as we often don't speak what we really mean. The inner thought is the most truthful one can be.

Throw emotion and energy into everything you do. Even negative emotions can be transmuted into positive. Did you ever see someone red in the face with anger suddenly see the humor in a situation and burst into laughter? It can be one of the most beautiful things to witness. Do everything you do with emotion and the universe will love you for it. The law of attraction brings a tidal wave of energy that flows through emotion.
Fear is low vibration and excitement is high vibration. Failure is low vibration and success is high vibration. Like vibrations attract, unlike ones repel. When you fear failure, you attract it towards you. When you fear success, you push it away. When you are excited about what you do, you become more likely to succeed and less likely to fail. The difference between fear and excitement is joy.

Can You Manifest Height

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