Your mother died to save you. If there is one thing Voldemort cannot understand, it is love. Love as powerful as your mother's for you leaves it's own mark. To have been loved so deeply, even though the person who loved us is gone, will give us some protection forever.
J. K. RowlingBut before he went loopy he was the life and soul of the party," said Fred. "He used to down an entire bottle of firewhiskey, then run onto the dance floor, hoist up his robes, and start pulling bunches of flowers out of his--" Yes, he sounds like a real charmer," said Hermione, while Harry roared with laughter. Never married, for some reason," said Ron.
J. K. Rowling