Michelangelo later regretted the vanity of this act, and resolved never to sign another piece of his work. 5. The piece made Michelangelo famous when he was only 24. Thanks in part to putting his ...

In 2012, he was reading a poem by Michelangelo on a faded piece of paper inside the Casa Buonarroti in Florence. A geometrical design, drawn in ink at the bottom of the page, caught his eye.