No one can persuade another to change. Each of us guards a gate of change that can only be opened from the inside. We cannot open the gate of another, either by argument or emotional appeal.
Another factor is the decision, made in 1976, to sharply divide the FBI and the foreign intelligence agencies. The FBI would collect within the United States; the foreign intelligence agencies would collect overseas.
Some moments it feels longer, other moments it feels like it's flown by; you can't believe you've done it all that time... Overall, you have a strong sense for the full spectrum that you've sort of traveled.