[boatbums]

He gave himself a B+ grade, which, when I taught school, meant “Above Average+”. A “C” is Average. He really does think quite a lot of himself, doesn't he?

[mikrofon]

Here's a reasonable summary of letter grade meanings, where a B+ is actually considered a "very good" rating.

Obama giving himself this grade reeked of false modesty, as he likely believes there is no grade sufficiently high enough...