The Fourth Amendment... Is not a basic privacy law. That's a specific prohibition against the government to engage in particular kinds of searches, b… - Edward Snowden

The NSA has built an infrastructure that allows it to intercept almost everything. With this capability, the vast majority of human communications are automatically ingested without targeting. If I wanted to see your emails or your wife's phone, all I have to do is use intercepts. I can get your emails, passwords, phone records, credit cards.
I don't want to live in a society that does these sort of things... I do not want to live in a world where everything I do and say is recorded. That is not something I am willing to support or live under.

Arguing that you don't care about the right to privacy because you have nothing to hide is no different than saying you don't care about free speech because you have nothing to say.

If you ever wonder where we're at on the dystopia scale, consider that it's normal to believe the government is spying on you, and crazy to believe that they're not.