How does the Audi A8's Quattro system improve handling in various driving conditions?

I've heard that the Audi A8 has a Quattro system, but I'm not sure exactly how it works and how it can benefit me as a driver. Can you explain its capabilities and any potential pros and cons?

The Quattro system in the Audi A8 is a permanent all-wheel drive system that distributes power to all four wheels, providing enhanced traction and stability in various driving conditions, such as wet or slippery roads or rough terrain.