“I have not been able to discover the cause of those properti…”

“I have not been able to discover the cause of those properties of gravity from phenomena, and I frame no hypotheses; for whatever is not deduced from the phenomena is to be called a hypothesis, and hypotheses, whether metaphysical or physical, whether of occult qualities or mechanical, have no place in experimental philosophy.”

— Isaac Newton

Verification

Attributed

Recorded by a reliable secondary source; exact wording may differ.

Imported from Wikiquote; not yet checked by QuoteQuest against the original source.

Source

Title: Wikiquote: Isaac Newton
Type: reference · Secondary source
Held by: Wikiquote

View source at Wikiquote

Context

Letter to Robert Hooke (15 February 1676) [5 February 1676 (O.S.)]

Cite this source

Newton, Isaac. (n.d.). Wikiquote: Isaac Newton. Wikiquote. https://en.wikiquote.org/wiki/Isaac_Newton

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Provenance: Wikiquote (CC BY-SA)