---
title: "Meaning & Key Takeaway of: Let us make an arbitrary decision (by a…"
description: "\"Let us make an arbitrary decision (by a show of hands if necessary) to define the base of every stratigraphical unit in a selected section. This may be..."
image: "https://sms4smile.com/quotes/i/50c/d-v-ager-42699_arbitrary_let-us-make-an-arbitrary-decision-by-a-s_2750065.jpg"
---

#  Let us make an arbitrary decision (by a show of hands if…

![“Let us make an arbitrary decision (by a show of hands if necessary) to define the base of every stratigraphical unit in a selected section. This may be called the &quot;Principle of the Golden Spike.&quot; Then stratigraphical nomenclature can be forgotten and we can get on with the real work of…” quote by D. V. Ager](https://sms4smile.com/quotes/i/50c/d-v-ager-42699_arbitrary_let-us-make-an-arbitrary-decision-by-a-s_2750065.jpg)   [Download](https://sms4smile.com/quotes/i/50c/d-v-ager-42699_arbitrary_let-us-make-an-arbitrary-decision-by-a-s_2750065.jpg) [Open image](https://sms4smile.com/quotes/i/50c/d-v-ager-42699_arbitrary_let-us-make-an-arbitrary-decision-by-a-s_2750065.jpg)

> “Let us make an arbitrary decision (by a show of hands if necessary) to define the base of every stratigraphical unit in a selected section. This may be called the "Principle of the Golden Spike." Then stratigraphical nomenclature can be forgotten and we can get on with the real work of stratigraphy, which is correlation and interpretation.”

[D. V. Ager](https://sms4smile.com/quotes/author/d-v-ager/)

## About This Quote

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

A practical rule to fix a reference point (the Golden Spike) so stratigraphic units can be compared across sections, freeing geologists to focus on correlation and interpretation.

**In simple terms:** Define a reference point to simplify comparisons and focus on analysis.

Key Takeaway

Use a fixed marker to streamline work.

Themes

geology standardization correlation interpretation

Mood

analytical practical

Type

technical educational

When to use this quote

- field mapping
- regional correlation
- educational teaching
- research planning

Key Concepts

stratigraphy chronostratigraphy geologic time scale

Questions to Reflect On

- How does a Golden Spike improve data consistency?
- When might flexibility be needed over a fixed point?

A Different Perspective

Choosing a single point may oversimplify complex stratigraphic relationships.

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Browse all 529 Arbitrary quotes

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