Why does carton admire and love lucie?

Sydney Carton admires and loves Lucie Manette for her kindness, compassion, and the light she brings into the lives of those around her. Her genuine warmth and selflessness inspire him to aspire to be a better person, igniting feelings of hope and redemption within him. Despite his struggles with self-worth and a troubled past, Lucie's unwavering belief in the goodness of others makes him deeply drawn to her, ultimately leading him to make profound sacrifices for her happiness.