How did Michelangelo turn a damaged block of marble into the statue of David?

Michelangelo’s transformation of a damaged, "mediocre quality" block of marble into the iconic statue of David is widely regarded as a feat of extraordinary technical virtuosity.12

The massive slab had been abandoned for 25 years after previous sculptors, including Agostino di Duccio and Antonio Rossellino, failed to complete the project, leaving the stone "badly blocked out". When Michelangelo took on the commission in 1501, he had to work within the constraints of the existing slab, which was notably narrow.1

To create the nearly 17-foot-tall figure, Michelangelo employed several artistic strategies:
* Compositional Adaptation: The statue’s slim physique and the absence of traditional attributes, such as a sword or the head of Goliath, were likely dictated by the limited dimensions of the original block.1
* Exaggerated Features: To ensure the statue remained legible to viewers from the ground, Michelangelo gave the figure a disproportionately large right hand and a prominent facial expression.1
* Technical Balance: He utilized a subtle arrangement of the figure’s limbs—reversing the positions of the working and relaxed members—to achieve a harmonious, unified whole despite the stone's limitations.2