The Doctor's rules

The Doctor's Rules were a series of guidelines created by the Doctor for his companions. As Jackson Lake, at a time in which he believed himself to be the Doctor, told his companion, Rosita: "The Doctor's companion does what the Doctor says."

- Jackson Lake

The Rules

 * 001 a: The Doctor lies. (DW: The Big Bang, Let's Kill Hitler)
 * 001 b: Don't wander off. (DW: The Girl in the Fireplace, The Eleventh Hour, The Rebel Flesh)
 * 007: Never run when you are scared. (DW: Let's Kill Hitler)
 * 027: Never knowingly be serious. (DW: Let's Kill Hitler)
 * 054: Anything can come from outside of the universe, but nothing can come from before the universe. (DW: The Satan Pit)
 * 408 a: Time is not the boss of you. (DW: Let's Kill Hitler, The Time of Angels, The Waters of Mars)
 * 408 b: You should always waste time when you don't have any. (DW: Let's Kill Hitler)