[AndyJackson]

the NSC has become little more than a rest area for intel bureaucrats between billets in the Pentagon, CIA, State Dept., etc.

It's where agencies sent their very best people - their top men - when they can't figure out what else to do with them.

[TnTnTn]

Great it seems to be nothing but a nest of spies and thieves anyway...

[gandalftb]

The really talented rarely make lateral moves to the NSC.
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The campers get into the NSC, often with political agendas and grudges. They have no sense of ownership or loyalty.
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They are opportunists that eventually want to be lobbyists or consultants or researchers.