There aren't a lot of ironclad rules of family life but here's one: No matter how much your parents deny it - and here's betting they deny it a lot - they have a favorite child. And if you're a parent so do you.
Purring would seem to be in her case an automatic safety valve device for dealing with happiness overflow.
We are in an electronic technology age now and it's about time we put away...
On a soap happiness never lasts for very long!