21.   You let your shoulders shake.

22.   And then her shoulders shook and the tears came for her, too.

23.   He frequently appears to be suppressing the urge to laugh, and when he does let loose with a chuckle, his shoulders shake.

24.   He stops talking, bows his head, covers his eyes with hands and starts sobbing, his shoulders shaking, then leans over to hug his sister-in-law.

25.   With his head bowed, his shoulders shook as he cried silently before he allowed himself to be led away.