"Tie a knot and hang on... I'll tie a knot around their necks. Be happy and blah blah blah..."
She was grumpy all the time. The neighbors would always scatter away in all directions, hiding from her.
And then came a bird. She scared it away, but the bird came back, again and again. And it brought a little twig, then another, and soon there was a nest. And baby birds!
She opened a bit of the window and gave the mommy some seeds she had bought.
No one could believe it when, one day, she simply said "Good morning!".