Page 15 - Fables volume 2

Because everything we do has a clear, efficient and economical reason.
We have no need for those words or phrases. Without the humans and
their language, we would know nothing about such foolishness. And
because they act upon such ideas—often harming cats for no other
reason—that is how we know they make no sense.”
Only Meringue among her siblings had started listening carefully to
human speech. “You’re right, Grandcat,” she exclaimed. “I have heard
them say things that make no sense. Maybe you can explain this one to
me: last night I heard one of them say, ‘That’s the cat’s pajamas.’ What
does that correspond to in our feline world?”
Grimalkin twitched, sending her charges into a slight rearrangement of
their clumping.
“I cannot begin to understand it,” she said. “I have heard, however,
that the humans can invent new senses. That expression possibly
involves one of them, the sense of humor. Perhaps it requires that same
distortion of the other senses that allows their brains to consider dust
bunnies as more than ad hoc educational toys.”
At that moment the kittens’ mother leaped through the cat door,
something clearly not imaginary gripped between her teeth.