When the police officers knock on your door with a warrant, they don't expect you to give them a tour. It's supposed to be an adversarial process so that it's used in these extraordinary powers are applied only when there's no alternative. Only when they're absolutely necessary, and only when they're proportionate to the threat faced by these individuals.
Edward SnowdenThe true measurement of a person's worth isn't what they say they believe in, but what they do in defense of those beliefs. If you're not acting on your beliefs, then they probably aren't real.
Edward Snowden