Treat everyone with politeness, even those who are rude to you, not because they are nice, but because you are.
— Vandalism 사용자분께 대응해야 할 때, 책 A
In respect to online security and privacy, the choices made when befriending people in the digital world and the content (i.e. profile information, pictures, status updates, etc.) shared with them should not be taken lightly as such choices can have negative consequences in the real world.