John Singer Sargent sawed his brush off, too. I presume it was for the reason I cited: sometimes you need to saw off a brush to fit in your pocket.
Techniques include drawing with fingers or charcoal, applying pigment with ‘brushes’ made of hair or moss, and blowing the pigment on a stencil …with, for instance, a hollow bone.
He was ambidextrous & worked with brushes in either hand. The freshness of his work proved his restraint.
We accept this in a photo because we are conditioned to understanding that photos present images that differ from how we see. If this were a painting, it would be confusing.
It was critical observation that allowed Sir Isaac Newton to define gravity after watching an apple fall to the earth from a tree.
The boardwalk is floating over a bog. So it is a marsh below and surrounding the walkway…but it would easily swallow any brush, bag, or cell phone that happened to slip toward the edge.
When the brushes used for calligraphy were completely worn out, artists wrapped them in silk and buried them in a beautiful place.