
Baruch Spinoza
The Dutch philosopher who wrote his Ethics like geometry and defined hope and fear as tightly as a proof.
Books
Ethics1677God, the mind and the emotions, set out like Euclid in definitions and proofs, and published after his death.
Mentioned in

How do you paint loneliness?
How do you paint sadness and loneliness with no face and no symbol? From Bruegel’s Icarus to Picasso’s blue and Friedrich’s ship, and why every viewer finishes a painting with their own life.