Cats aren't clean, they're just covered with cat spit. Managing senior programmers is like herding cats. There is no snooze button on a cat who wants breakfast. Thousands of years ago, cats were worshipped as gods. Cats have never forgotten this.
Cats are smarter than dogs.
You can't get eight cats to pull a sled through snow. In a cat's eye, all things belong to cats. As every cat owner knows, nobody owns a cat. One cat just leads to another. Cats are rather delicate creatures and they are subject to a good many ailments, but I never heard of one who suffers from insomia.