On 21 January 1924, Lenin fell into a coma and died later that day at age 53. His official cause of death was recorded as an incurable disease of the blood vessels.
As the ripples created by the simultaneous entry of the three pebbles radiate outward towards the rim of the bowl, Bentov further asks the reader to visualize that the surface of the water is suddenly flash frozen so that the ripple pattern is preserved instantly.