Natasha laughed at every word he said or that she said herself, not because what they were saying was amusing, but because she felt happy and was unable to control her joy which expressed itself by laughter.

"Oh, how nice, how splendid!" she said to everything.

Rostov felt that, under the influence of the warm rays of love, that childlike smile which had not once appeared on his face since he left home now for the first time after eighteen months again brightened his soul and his face.

"No, but listen," she said, "now you are quite a man, aren't you? I'm awfully glad you're my brother.