Stiffly

He moved stiffly after doing too much in the gym the day before.

Tom stood stiffly.

Lacking sleep, he fell stiffly on the bed.

The poplars stood in two endless rows with their leafless branches pointing stiffly heavenwards.

'Twas Mr. Glennie who first moved to seek me; for when the second day came that I was not at school, he thought that I was ill, and went to my aunt's to ask how I did, as was his wont when any ailed. But Aunt Jane answered him stiffly that she could not say how I did.

'Very well, Clara,' she said stiffly, 'but I shall also speak to your father.'

It’s recited in schools across the US every day by students standing stiffly with their hands over their hearts.