how did Adeline's self esteem change throughout the book?

Adeline maintains a very close relationship with her Aunt Baba and both her grandparents, turning to them for reason and comfort throughout her early years. Her Aunt's support combined with her father's brief flashes of approval lead Adeline to pursue academic excellence, leading to her outstanding performance in school and indomitable drive. Although her siblings and stepmother Niang often abuse her, Adeline attempts to overcome her problematic home life with her performance and community outside it. As Adeline gains more success, her self-esteem improves. Adeline begins to believe in herself and the opinions of others do not affect her as much.