Beachy Head is a chalk headland in Southern England, East Sussex, just east of the Seven Sisters. Beachy Head and the Seven Sisters are often mistaken for the White Cliffs of Dover, which face toward France.
Trying to fill in someone else's shoes is futile. The person will at best be a shadow of the one who shoes they are trying to fill. It is best to have new shoes (their own) rather than live in the shadow of another