Yes, but Leo was one to give up his own identity in order to help and heal. Piper was the motherly, nurturing type. They simply match.

On a related matter. Why the heck could they not kill off Phoebe and keep Prue? Then they could have just brought Paige in to take the youngest sister role.

Did you know that the role of Phoebe was played by a different actress in the pilot? Can't help but to think the show would have been better off having kept her. Then the rift between Shannen Doherty and Alyssa Milano wouldn't have nearly destroyed the show.