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The Principia

by Isaac Newton · 1687

Isaac Newton's foundational work on classical mechanics, motion, and universal gravitation.

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Isaac Newton · Book author

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Isaac NewtonBook author

Author credited for The Principia.

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Sam AltmanRecommended

HN transcript of Twitter AMA answer · comment

Recommended by, documented so far

The Principia appears in 1 currently documented source-backed recommendation.

Cover unavailable for The Principia

The Principia

Author signal

Isaac Newton · Book author

Documented citation: A Hacker News commenter transcribed Altman's Twitter AMA answer to a question about the best books he recommends for a young startup founder and listed The Principia.

Documented citation Recommended comment Sam Altman AMA transcript comment on recommended books for young startup founders

This source documents the book relationship, but the displayed text is a catalog summary rather than a verbatim quote.

Hacker News / Algolia API · 2015-10-21 · accessed 2026-06-22

A Hacker News commenter transcribed Altman answering a Twitter AMA question about the best books he recommends for a young startup founder; Altman later confirmed the disputed Art of War in the Middle Ages title in the same thread.

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Sam Altman portrait in 2025Sam Altman
Recommended · HN transcript of Twitter AMA answer · comment Source 2015-10-21
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