stringless lute, n.All

Stringless lute (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠Zen's name for painting by not painting — the secret of knowing when one has said enough.