just show the kid star wars from the phantom menace to the empire strikes back, "first" trilogy is an innocent kid gets powerful and turns evil, the second trilogy is an innocent kid that vanquishes evil. and teach him that you can chose those paths or anything in between.
Charmed Season 1 Episode 12 (s01e12)
Three sisters (Prue, Piper and Phoebe) reunite and unlock their powers to become the Charmed Ones, the most powerful witches to exist. Now they must vanquish evil and save innocents while living their lives as normal women in the real world. Life isn't so easy when you're Charmed. In Season 4, half-sister Paige took over for the dearly departed Prue, to once again form the Charmed Ones and fight evil and save innocents.