it totally depends whether your a boy or a girl.girls: hips widen, breasts grow larger, pubic hair grows, start periods, spots on skinboys: voice deepens, pubic hair grows, genitals grow larger and...
I hope you are talking about the parable by Plato. They would be ordinary people, or even ordinary philosophers that disdain anything radical or even new.
Read the Braille and wait until it says "POOF" (never actually did this myself, just read it off some cheat site while i was looking for gameshark codes)
The released prisoner in the allegory is a person confronted with the possibility of enlightenment who first sees the truth (the sun in the allegory) and is blinded by it.