Read it through once

“She must have some motive, more powerful than appears, for refusing this invitation,” was Emma’s conclusion. “She must be under some sort of penance, inflicted either by the Campbells or herself. There is great fear, great caution, great resolution somewhere.—She is _not_ to be with the _Dixons_. The decree is issued by somebody. But why must she consent to be with the Eltons?—Here is quite a separate puzzle.”