It _is_ hypocritical of him, of course, but despite the hypocrisy he does have lessons for us and his hypocrisy does not negate the substance of the lessons.
He's also between a rock and a hard pace. So I don't blame him too much. What I will say, is that if you choose to be a whistleblower, as honorable and moral that can be, you should be aware of and assume the consequences. That's the deal. It's not nice and the world should be a better place, but it isn't and that's the way it works.
That said, he, and Truman are right in that bureaucracy transforms and metastasizes and becomes something other than its original intent and inertia takes over and becomes what some deride as "the deep state" which has been a concern at least since Jefferson.
Maybe we should have hard sunsets on most ACTs of congress and if the function is important enough they can raise a new organization, but not one simply taking over, but one growing anew with new management, personnel and regulation.