Having a Facebook profile in which the privacy settings are as strict as they can be. Users cannot search you, see your display picture, send you a message, send you a friend request, view your photos or videos, or see your relationship status, even if it is with one of their friends.

The setting is so private, two users with their profiles set this way cannot even become friends without one temporarily lowering their privacy settings.

When you eat dirt for the first time and leave your family to build a shack in the woods