Richard Feynman — "I was talking to a guy who was a philosopher, and he said, 'But you're just desc…"

I was talking to a guy who was a philosopher, and he said, 'But you're just describing the world, you're not explaining it.' And I said, 'Yeah, that's what science is. We describe it. We don't explain it.'
Richard Feynman — Richard Feynman Modern · Quantum electrodynamics

Get This Quote & Author's Image Illustrated On:

Click any product to generate a realistic preview. Up to 3 at a time.
* Initial load can take up to 90 seconds — revising the preview in another color is nearly instant.

Kitchen

Apparel

Other

About Richard Feynman (1918-1988)

American theoretical physicist who shared the 1965 Nobel for QED, developed Feynman diagrams, and wrote the Feynman Lectures on Physics. Closely associated with Julian Schwinger (co-Nobelist for QED) and Murray Gell-Mann (Caltech rival and Eightfold-Way physicist). For an intellectual contrast, see Deepak Chopra, physician and quantum-mysticism author — Feynman's Caltech 'cargo cult science' commencement address is the precise template for what he saw as misuse of physics terminology — Chopra-style appropriation of quantum vocabulary for metaphysical claims is the canonical example of what Feynman called 'fooling yourself'.

Details

Interview

Date: 1980s

Shocking

Verification

Unverifiable

Found in 1 providers: grok

1 source checked

Understanding this quote

What it means

Science builds accurate mathematical models predicting how nature behaves — it doesn't answer the deeper 'why' behind existence. When we say gravity follows an inverse-square law, we're describing a pattern with extraordinary precision, not explaining why gravity exists at all. Feynman argued that science is fundamentally descriptive, and that's not a weakness — rigorous description predicts, tests, and builds technology. Demanding deeper 'explanation' crosses into metaphysics, which science deliberately sidesteps.

Relevance to Richard Feynman

Feynman developed quantum electrodynamics — a theory predicting particle-light interactions to ten decimal places of accuracy — yet notoriously resisted asking what it 'meant' at a deeper level. His famous diagrams are tools for calculating probabilities, not windows onto ultimate reality. He often said knowing a bird's name teaches you nothing about the bird itself. This quote reflects his lifelong insistence that honest, precise description is science's highest achievement, not a consolation prize.

The era

Feynman worked through the mid-20th century's golden age of physics, when quantum mechanics was spectacularly predictive yet philosophically bewildering — nobody agreed on what wave functions 'really' meant. Logical positivism in philosophy was collapsing, leaving live academic debates about scientific realism. Questions like 'does science explain or merely predict?' were unresolved. Feynman's blunt answer — description is enough — was a pragmatist's direct challenge to philosophers demanding more than nature's mathematical patterns.

AI-generated insights based on extensive research and information for context. Factual errors? Email [email protected].

Your Cart

Your cart is empty