What is the author's tone in Faithfull by Marianne Faithfull?

The tone of Faithfull is quite objective. She tries to openly and honestly reveal her take on various events in her life. Through this book, the reader also gets insight into what life was like in the 1960's. Marianne describes various environments in vivid detail. She also relays factual events in the history of The Rolling Stones including their recording sessions, trips, movies, and career highs and lows.