J.k. Rowling said this quote

The Death Eaters were waiting for us,” Harry told her. “We were surrounded the moment we took off — they knew it was tonight — I don’t know what happened to anyone else, four of them chased us, it was all we could do to get away, and then Voldemort caught up with us —”He could hear the self-justifying note in his voice, the plea for her to understand why he did not know what had happened to her sons, but —“Thank goodness you’re all right,” she said, pulling him into a hug he did not feel he deserved.“Haven’t go’ any brandy, have yeh, Molly?” asked Hagrid a little shakily. “Fer medicinal purposes?”She could have summoned it by magic, but as she hurried back toward the crooked house, Harry knew that she wanted to hide her face.