What an excellent 4 paragraphs, extracted form a larger - but not that long - article on Read Write Web.
”Saying you don’t care about privacy because you have nothing to hide is as selfish as saying you don’t care about people being hungry, because you’re not.
”When around people, we’re aware we’re being observed, and we act accordingly … This is privacy; the right to feel unobserved and act like nobody is watching. You have that right in your own home, and you should have that right online too.
”Before WWII, the city of Amsterdam figured it was nice to keep records of as much information as possible. They figured; the more you know about your citizens, the better you’ll be able to help them, and the citizens agreed. Then the Nazis came in looking for Jewish people, gay people, and anyone they didn’t like.”
”If someone says they have nothing to hide, ask them to unlock their phone and give it to you for ten minutes. If they hesitate they will have realized it’s nice to keep some things to yourself.