“Did you know pigs are as smart as dogs? It's true. I knew this guy in El Capitan who taught his pig to bark at strangers.”
Casey Siemaszko - Charles 'Charley' Bowdre

“You just stay here with the pork. They're smarter than you anyway. You might learn something.”
Casey Siemaszko - Charles 'Charley' Bowdre

“- Jay: Why the big secret? People are smart. They can handle it.
- Kay: A person is smart. People are dumb, panicky dangerous animals and you know it.”
Will Smith - Jay
Tommy Lee Jones - Kay

Cats are smarter than dogs, huh? Right. She doesn't even know the meaning of the word "Stay".

Michael J. Fox - Chance

“In every class, there's always one joker who thinks that he's smarter than me. In this class, that happens to be you. Isn't it, Mayonnaise?”
Louis Gossett Jr. - Sgt. Emil Foley