That's why I pointed you down to the appendix. A journey of a thousand miles begins with a single step --- but so does a journey down the street to the chemists.
Face that you need to dive in. Have you picked up a book yet? No more questions until you take the first step. Read the introduction and chapter one. Follow the instructions on how to install the language. Do the exercises. A carefully written and revised book will be a far better first step than an argumentative grab-bag of Arc hackers.
Then start asking questions --- because you'll have interesting ones.