[jeffc]

But they (cats) have no problem getting humans to do their bidding.
And people still insist that dogs are smart and cats are not.

No. Both above statements are true. Cats have no effect on me (a "dog person". My parents have cats - I ignore them, they learned to ignore me). The humans who "own" cats are not as smart as either (hee hee).

[CottonBall]

The humans who "own" cats are not as smart as either (hee hee).

Nah, it's that we like a challenge. You have to earn a cat's respect (and love). So it's so much the sweeter when you get it.