It is a curious feeling to go to meet a hated figure and find a delicate, blonde girl with a sweet face.

On Monday, 23-year-old ballerina Alina Somova opens the batting for the legendary Mariinsky Ballet’s Covent Garden tour in Romeo and Juliet, needing to defy her critics who line up from West to East accusing her of vulgarising the majestic, poised St Petersburg style that defines classical ballet worldwide.

If you tell a tall, whisper-slim young woman of 31 that she has been described as "the soul of Russia", it is understandable that she looks startled. Two huge, smoke-grey eyes cast a doubtful glance at me, and she murmurs in Russian. Her translator announces: "That is a very serious declaration."

Sir Frederick Ashton, Britain's unrivalled genius at creating ballets, had a simple attitude towards posterity. "You've heard his famous remark, 'Fuck posterity'?" says his nephew, Anthony Russell-Roberts, smiling but eyeing me apprehensively.