“I think that modern physics has definitely decided in favor of Plato. In fact the smallest units of matter are not physical objects in the ordinary sense; they are forms, ideas which can be expressed unambiguously only in mathematical language.”
Das Naturgesetz und die Struktur der Materie (1967), as translated in Natural Law and the Structure of Matter (1981), p. 34
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Werner Heisenberg 42
German theoretical physicist 1901–1976Related quotes

[Garrett Lisi: An EXCEPTIONAL Theory of Everything LIVE CHAT, January 21, 2021, YouTube, Dr Brian Keating, https://www.youtube.com/watch?v=TCZxpMTzRP4] (quote at 20:28 of 54:54)

Preface
Lectures on Quantum Mechanics (2012, 2nd ed. 2015)

From Lettre à Maurice Solvine, by A. Einstein (Gauthier-Villars: Paris 1956)
Attributed in posthumous publications, Albert Einstein: A guide for the perplexed (1979)

Source: Virtual Mercury House. Planetary & Interplanetary Events, p. 48

[Shewhart, Walter A., Deming, William E., Statistical Method from the Viewpoint of Quality Control, The Graduate School, The Department of Agriculture, 1939, 18]
Economic Control of Quality of Manufactured Product,1931