Faith in your new apprentice, misplaced may be. As is your faith in the dark side of the Force.
He became so powerful, the only thing he was afraid of was losing his power... which, eventually of course, he did. Unfortunately, he taught his apprentice everything he knew. And then his apprentice killed him in his sleep. Plagueis never saw it coming. Ironic. He could save others from death... but not himself.
The remaining non-Gonzos will be hunted down and defeated! Any collaborators will suffer the same fate! These have been trying times, but we have passed the test. The attempt on my life has left me scarred and deformed. But, I assure you, my resolve has never been stronger! In order to ensure our security and continuing stability, the Republic will be reorganized into the First Galactic Empire...for a safe and secure society!