Read it through once

Madame Olenska seemed to consider this question also. "There again: one can't tell. She told me she had had a 'spiritual summons,' whatever that is, from Dr. Carver. I'm afraid she's going to marry Dr. Carver ... poor Medora, there's always some one she wants to marry. But perhaps the people in Cuba just got tired of her! I think she was with them as a sort of paid companion. Really, I don't know why she came."