Mary's musings show that she's gradually becoming aware of the fact that she was neglected, which she thinks of as not belonging to anyone. This illustrates how unmoored and alone Mary is, which situates her as needing a friend, a parent, or both. Now that Mary is in England, even if she's not "home" yet, she's beginning to become more curious. This reinforces how ill suited India is to raising children, according to the narrator, and suggests that even being in the "correct" country can begin to help a child improve. Written in 1911,
The Secret Garden is steeped in British imperialism, and Mary hails from what was then a British colony.