|Click on it and the fuzziness goes away...|
Because it slows you way down and forces you to really look at how the Holy Spirit led the writers to construct their thoughts. I was going to recommend a text that I have that would help you learn to diagram and at the same time polish your grammar, Sentence Analysis by Donald W. Emery, but if you do a quick Amazon search for that book you will find that 114 page paperbound pamphlet is now selling for north of $70. If you are serious it is worth it. But you can get a lot of information on this skill by searching for Sentence Diagramming on the internet.