Final answer:
The quote in question is from 'V for Vendetta,' which is a graphic novel and film depicting a dystopian future and the fight against a totalitarian government.
Step-by-step explanation:
The quote "He was my father. And my mother... my brother... my friend. He was you... and me. He was all of us." is from the graphic novel and its movie adaptation V for Vendetta. This story is set in a dystopian future where a totalitarian government controls the United Kingdom, and the character V, an enigmatic revolutionary, uses tactics to inspire people to overthrow their oppressors. The quote reflects the idea that V represents not just one person but the collective spirit and grievances of the population.