If you want to become a good musician, you have to practice. If you want to compete in the Olympics, you have to practice. If you want to cook dinner at night in 15 minutes without having to think about it...practice.
Why should taking good photographs be any different? Photography is just like any other skill — while there are individuals who excel at it naturally and have a fantastic eye, most people develop their photographic skill by taking hundreds, even thousands of photographs.
