Complex sentence: Despite her efforts Barbara realizes she cannot change an entire culture, although she does succeed in changing the views of one man, the High-Priest of Knowledge, Autloc, although this comes at a high price to Autloc, who exiles himself.
Split into simpler sentences: Despite her efforts Barbara realizes that she cannot change an entire culture, although she does succeed in changing the views of one man; the High-Priest of Knowledge, Autloc. But this comes at a high price to Autloc, who exiles himself.