Glenn Greenwald: You know, I think one of the things that happens is that people's courage in this regard gets contagious, and so although I and the other journalists with whom I was working were certainly aware of the risk — the United States continues to be the most powerful country in the world and doesn't appreciate it when you disclose thousands of their secrets on the Internet at will — seeing somebody who is a 29-year-old ordinary person who grew up in a very ordinary environment exercise the degree of principled courage that Edward Snowden risked, knowing that he was going to go to prison for the rest of his life