Parts of his tale recount some extraordinary events and phenomena; such as his stories of conjuring up a legion of devils in the Colosseum, after one of his not innumerous mistresses had been spirited away from him by her mother; of the marvelous halo of light which he found surrounding his head at dawn and twilight after his Roman imprisonment, and his supernatural visions and angelic protection during that adversity; and of his being poisoned on two separate occasions.

The autobiography is a classic, and commonly regarded as one of the most colourful; it is certainly the most important autobiography from the Renaissance.