Source on Darth Vader

“"Twisted by the Dark Side, young Skywalker has become. The boy you trained... gone he is... consumed by Darth Vader." —Yoda (to Obi-Wan)”

“"You will not stop me, Darth Vader will become more powerful than either of us!" - Darth Sidious (to Yoda)”

“"Your father was seduced by the Dark Side of the Force. He ceased to be Anakin Skywalker, and became Darth Vader. When that happened, the good man that was your father was destroyed." - Obi-Wan Kenobi (to Luke Skywalker)”

“"... the person who you thought was the villain, is really the victim." - George Lucas in the documentary, The Chosen One”