“Power tends to corrupt, and absolute power corrupts absolutely,” is the most famous quote by the English Catholic historian Sir John Dalberg-Acton. It also appers to be the overriding theme of the recent teaser-trailer for the movie Batman v. Superman: Dawn of Justice.
The quote is even stated directly in the trailer in a voiceover (by actress Holly Hunter). Is it applicable in this context? Would Lord Acton agree that absolute power has corrupted Superman? I think he would.
That particular quote comes from a letter to Bishop Creighton in which Lord Acton explains that historians should condemn murder, theft, and violence whether committed by an individual, the state, or the Church. Here is the context: