Perhaps 'Big Bang' fans feel so protective of the show because it is, despite being a hit show on a big network, something of a word-of-mouth phenomenon.
“Maybe I'm being philosophical and spiritual, but I believe that if you put negative energy out there that that is what will come back.”
“Governor, why wouldn't anyone want to say the Pledge of Allegiance, unless they detested their own country or were ignorant of its greatness?”