I think among the retired FBI agents there are some who would not like to see him come back, but I think the people running the FBI now are interested in catching him.
The leader of men in warfare can show himself to his followers only through a mask, a mask that he must make for himself, but a mask made in such form as will mark him to men of his time and place as the leader they want and need.
Clearly, once the student is no longer a student the possibilities of relationship are enlarged.