Original sentence: Chaplin's childhood was fraught with poverty and hardship, making his eventual trajectory a very dramatic rags to riches story.Sir Charles Spencer "Charlie" Chaplin,  (16 April 1889 – 25 December 1977) was a British comic actor, filmmaker, and composer who rose to fame in the silent era
Edited sentence: Chaplin's childhood was fraught with poverty and hardship, making his eventual trajectory "the most dramatic of all the rags to riches stories ever told" according to his authorised biographer David Robinson.Sir Charles Spencer "Charlie" Chaplin,  (16 April 1889 – 25 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the silent era