For thoroughly practical reasons, it would be wise to engage the public and Congress in a meaningful dialogue about what the national interests actually are. Projects that require protracted effort are simply not possible when national interests are so generally defined that they mean all things to all people.
Miskel, James F.
"National Interests—Grand Purposes or Catchphrases?,"
Naval War College Review: Vol. 55
, Article 10.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol55/iss4/10