He and Nathan spent an hour helping a middle-school team repair its display.

Zachary tutored a nervous competitor who believed his mathematics project had failed because the judges asked too many questions.

At the closing ceremony the director thanked the volunteers.

She introduced the twins as previous gold-medal winners and spoke about their willingness to help other students.

I clapped until my hands hurt, just as I had a year earlier.

This time I didn’t turn to look for Brian.

On the way out Julian asked if we could take a picture together.