Rhythm trod on my punchline but just to echo: if those true and relevant parts remain so regardless of source, then what purpose does the bible serve? Unless you have a table with one dramatically short leg, or need a supply of soft paper following a curry-related emergency, the book is worthless.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'