Plato erroneously assimilated all forms of knowledge into mathematics

Evidence

Plato, under the influence of the Pythagoreans, assimilated other knowledge too much to mathematics. He shared this mistake with many of the greatest philosophers, but it was a mistake none the less. — Bertrand Russell, History of Western Philosophy, 718

Categorization

• XREF: XREF — connects to: Plato sacrificed intellectual honesty to promote socially edifying philosophical conclusions — Bertrand Russell, History of Western Philosophy, 403; Plato derived his metaphysical view of space from geometry reflections — Bertrand Russell, History of Western Philosophy, 661; Plato argues that real knowledge derives from concepts rather than sensory perception — Bertrand Russell, History of Western Philosophy, 674 (+5 more)
• corroborated: 2 independent passages support this claim — Bertrand Russell, History of Western Philosophy, 718

Library Connections

• Demonstrative deductive mathematics originated with Pythagoras and mysticism #complicates (0.50) — Bertrand Russell, History of Western Philosophy, 177

Broader Connections

• Mathematical certainty led philosophers to suppose thought is superior to sense #expands (0.70) — Bertrand Russell, History of Western Philosophy, 203
• Mathematical facts are true independently of human thought #qualifies (0.50) — G. H. Hardy, A Mathematician’s Apology, 264