Reminds me of the line in Harry Potter and the Goblet of Fire about Hermione. :)
writing prompt (For those who don't recall this from the sadly short-lived television series John Doe... although, technically, viewers had no way of knowing if the character had ALWAYS been colorblind, and I suspect he hadn't been.)
See the cover for Veronica Roth’s ‘Four: A Divergent Collection’ — EXCLUSIVE || Entertainment Weekly
"It seems despite your exhaustive defensive strategies, you still have a bit of a security problem, headmaster. And I'm afraid it's quite extensive."