The people who worked for him have pointed out he was quite a lot smarter than them[1]. The interviews he gave during his library's opening. Dick Cheney has said Bush is smarter than him. This SNL BS is seriously messing with how people think. It's like the number of people who believe Ford was an unathletic clutz.
1) one example http://keithhennessey.com/2013/04/24/smarter/