I, like most of the population, first read this book in high school. I remember liking it then but I think I missed a lot. Bradbury is a writer who doesn't connect all the dots for you; you have to analyze and read between the words to fully appreciate his literary creation. 
 Rebellion: "It is computed, that eleven thousand persons have at several times suffered death rather than submit to break their eggs at the smaller end" from Gulliver's Travels 
 "Then he began to read in a low, stumbling voice that grew firmer as he progressed from line to line, and his voice went out across the desert, into the whiteness..." 
 "Silly words, silly words, silly awful hurting words." 
 "On the way downtown he was so completely alone with his terrible error that he felt the necessity for the strange warmness and goodness that came from a familiar and gentle voice speaking in the night." 
 "If you hide your ignorance, no one will hit you and you'll never learn." 
 "You think you can walk on water with your books." 
 "Better to keep it in old heads, where no one can see it or suspect it. We are all bits and pieces of history and literature..." 
 "they were sure of nothing save that the books were on file behind their quiet eyes, the books were waiting, with their pages uncut, for the customers who might come by in later years, some with clean and some with dirty fingers." 
 "Montag felt the slow stir of words, the slow simmer."