The broadcaster and champion of the high street, who transformed the fortunes of Harvey Nichols, picks her favourites. She will be talking about her latest book, “I Shop, Therefore I Am”, at Stratford Literary Festival on 1 November.Letters to a Young PoetRainer Maria Rilke, 1929This book isn’t really about how to become a better poet, it’s about how to live. Rilke writes about solitude, love, patience and learning to live with uncertainty. The …