---
title: "Meaning & Key Takeaway of: Mass, time , magnetic moment, the…"
description: "\"Mass, time , magnetic moment, the unconscious: we have grown up with these symbolic concepts, so that we are startled to be told that man had once to c..."
image: "https://sms4smile.com/quotes/i/b22/jacob-bronowski-3073_clock_mass-time-magnetic-moment-the-unconsciou_1855001.jpg"
---

#  Mass, time , magnetic moment, the unconscious: we have…

![“Mass, time , magnetic moment, the unconscious: we have grown up with these symbolic concepts, so that we are startled to be told that man had once to create them for himself. He had indeed, and he has: for mass is not an intuition in the muscle, and time is not bought ready-made at the watchmaker's.” quote by Jacob Bronowski](https://sms4smile.com/quotes/i/b22/jacob-bronowski-3073_clock_mass-time-magnetic-moment-the-unconsciou_1855001.jpg)   [Download](https://sms4smile.com/quotes/i/b22/jacob-bronowski-3073_clock_mass-time-magnetic-moment-the-unconsciou_1855001.jpg) [Open image](https://sms4smile.com/quotes/i/b22/jacob-bronowski-3073_clock_mass-time-magnetic-moment-the-unconsciou_1855001.jpg)

> “Mass, time , magnetic moment, the unconscious: we have grown up with these symbolic concepts, so that we are startled to be told that man had once to create them for himself. He had indeed, and he has: for mass is not an intuition in the muscle, and time is not bought ready-made at the watchmaker's.”

[Jacob Bronowski](https://sms4smile.com/quotes/author/jacob-bronowski/)

## About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Human concepts like mass, time, and the unconscious are not innate but constructed by humanity, challenging the belief they are natural givens.

**In simple terms:** We invented many ideas we think are natural.

Key Takeaway

Question assumptions about what is truly innate.

Themes

philosophy science human nature knowledge construction

Mood

reflective inquisitive

Type

analytical philosophical

When to use this quote

- education reform
- science communication
- personal reflection
- critical thinking

Key Concepts

Epistemology cognitive science metaphysics

Questions to Reflect On

- What other "natural" concepts might be inventions?
- How does recognizing construction change our worldview?

A Different Perspective

These concepts may still feel intuitive despite being constructed.

★ ★ ★ ★ ★   No ratings yet

[Clock](https://sms4smile.com/quotes/about/clock/) [Intuition](https://sms4smile.com/quotes/about/intuition/) [Mass](https://sms4smile.com/quotes/about/mass/) [Men](https://sms4smile.com/quotes/about/men/) [Moments](https://sms4smile.com/quotes/about/moments/) [Time](https://sms4smile.com/quotes/about/time/)

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