In the book esperanza rising why want to open up her birthday present?

In the book "Esperanza Rising," Esperanza does not want to open her birthday present initially. She is hesitant because she anticipates what it might be. She fears it might be something that reminds her of her previous life in Mexico, which she left behind after her father's death. Esperanza is uncertain whether she is ready to confront the memories that the gift might bring.

However, as she eventually decides to open the gift, she finds that it is a collection of letters written to her by her late mother. These letters hold memories and stories from her mother's life, allowing Esperanza to connect with her past and understand the sacrifices her mother made for her. The gift becomes a source of comfort and healing, helping her process the loss she experienced and move forward on her journey.