Mansfield took up the ukulele in 2007, after his cancer made it too difficult for him to play the violin.

NPR: Killian Mansfield's Optimistic Ukulele

"If somebody makes an instrument, you wouldn't say the person who made the violin is the composer of what people play on the violin, " he says.

NPR: David Byrne Plays the Building

"I was supposed to be playing Bach, and all I wanted to do was play the Mendelssohn violin concerto, " Hope says.

NPR: The Glamorous Life Of Daniel Hope

She started playing the violin in the third grade, and Seth asked Sam and Judy if he could play, too.

NEWYORKER: A Loaded Gun

After seeing Anantawan play in a video online, the man made a crude prosthetic device out of cardboard and took up the violin.

CNN: One-handed violinist helps the disabled make music

Once, in middle school, he was surrounded in the cafeteria by classmates who taunted him for carrying his violin and suggested, mockingly, that he play it.

NEWYORKER: A Loaded Gun