http://tvtropes.org/pmwiki/pmwiki.php/Fridge/TheDarkestMinds Following Fridge / The Darkest Minds Go To × Edit Locked Film Fridge Literature NightmareFuel Trivia YMMV Create New - Create New - Analysis Awesome Characters FanWorks FanficRecs Funny Haiku Headscratchers Heartwarming ImageLinks Laconic PlayingWith Quotes Recap ReferencedBy Shocking TearJerker Timeline WMG Fridge Brilliance If you are Greek, then you'd probably have noticed the symbol on the cover of the first book is the letter psi Ψ!