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Of course, a more complex version of the sentence is "Richardson had been an established printer and publisher for most of his life when, at the age of 51, he wrote his first novel and immediately became one of the most popular and admired writers of his time".<unk> Of course, a more complex version of the sentence is "Richardson had been an established printer and publisher for most of his life when, at the age of 51, he wrote his first novel and immediately became one of the most popular and admired writers of his time".<unk>