Edited sentence: According to the storyline of the book:Star Wars Revenge of the Sith, Anakin is confronted with the fact that killing Palpatine, the Sith lord, would make it impossible for Anakin to learn how to manipulate the midi-chlorians which would keep Padme alive.At this moment, Anakin's mind is reeling with confusion, his Jedi duties and his personal desire to save Padme's life.But the only thoughts in Anakin's head is learning the Sith lords ways of saving Padme's life.His only loyalty concerning his decision to turn to the dark side according to the actual novel was to save Padme's life.The movie fails in that the whole discussion when Anakin finds out Palpatine is the Sith lord, is where Palpatine tries to seduce Anakin to the darkside  once and for all.This was done as an insurance that Palpatine would be able to live