David Letterman Names Rachel Maddow 'The Smartest Person in the World'

David Letterman on Wednesday upped his superlatives for MSNBC's Rachel Maddow.

Having previously called her "probably the smartest person" in "all of journalism," the CBS Late Show host raised the bar further first calling her "the smartest person on television," and at the end of the interview naming her "the smartest person in the world" (video follows with commentary):

For the record, here are some examples of "the smartest person in the world":

RealClearScience Nails Shabby Maddow Spin on Fracking and Earthquakes

National Review's Rich Lowry Destroys MSNBC's Rachel Maddow on Meet the Press

Maddow's Kneejerk Response to Romney's Welfare Reform Ad: It Is 'Dog-Whistle Racism'

Maddow Credits Student Protest With Saving High School in Detroit - Saved by Charter School

Maddow Claims Romney Adviser's Remarks Nearly 'Start a War With Iran'

Huh? Rachel Maddow Claims GOP 'Being Taken Over' by Ron Paul

Maddow Lapses Into Amnesia About Proposed Brown-Warren Debate

Maddow Melts Down on HBO's Real Time: 'Leave Me Alone About RomneyCare, All of You'

Reason's Nick Gillespie Schools Rachel Maddow and Bill Maher on Fast and Furious

Bear in mind - that's only the past two months.

If this is "the smartest person in the world," no wonder we're in so much trouble.