What does the Quran say about the Prophets?

Why does the Quran relate stories? What does someone feel, who is reading the Quran for the first time and is not accustomed to the Quran's style and topics, about this book that frequently relates stories and sometimes repeats the same story again and again? While reading the last message that Allah sent to mankind, what does one who wants to find some divine inspiration about his own life think...