Gottfried Wilhelm Leibniz

Gottfried Wilhelm Leibniz
Portrait attributed to Johann Heinrich Keller, ca. 1710-⁠30

In the collection of the Glasgow Museums Resource Centre, Glasgow
Courtesy of the website of Art UK

Musica est exercitium arithmeticæ occultum nescientis se numerare animi.

– Gottfried Wilhelm Leibniz, in a letter to Christian Goldbach, April 17, 1712

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