---
title: "Meaning & Key Takeaway of: Asbestos, EMFs, and CFCs have given us a…"
description: "\"Asbestos, EMFs, and CFCs have given us a degree of humility. When yesterday's \"triumph of modern chemistry\" turns out instead to be today's deadly thre..."
image: "https://sms4smile.com/quotes/i/8fe/denis-hayes-16094_asbestos_asbestos-emfs-and-cfcs-have-given-us-a-d_289412.jpg"
---

#  Asbestos, EMFs, and CFCs have given us a degree of…

![“Asbestos, EMFs, and CFCs have given us a degree of humility. When yesterday's &quot;triumph of modern chemistry&quot; turns out instead to be today's deadly threat to the global environment, it is legitimate to ask what else we don't know.” quote by Denis Hayes](https://sms4smile.com/quotes/i/8fe/denis-hayes-16094_asbestos_asbestos-emfs-and-cfcs-have-given-us-a-d_289412.jpg)   [Download](https://sms4smile.com/quotes/i/8fe/denis-hayes-16094_asbestos_asbestos-emfs-and-cfcs-have-given-us-a-d_289412.jpg) [Open image](https://sms4smile.com/quotes/i/8fe/denis-hayes-16094_asbestos_asbestos-emfs-and-cfcs-have-given-us-a-d_289412.jpg)

> “Asbestos, EMFs, and CFCs have given us a degree of humility. When yesterday's "triumph of modern chemistry" turns out instead to be today's deadly threat to the global environment, it is legitimate to ask what else we don't know.”

[Denis Hayes](https://sms4smile.com/quotes/author/denis-hayes/)

## About This Quote

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

Past scientific triumphs can become environmental hazards, reminding us of our limited knowledge and humility.

**In simple terms:** Science can become harmful; stay humble.

Key Takeaway

Question assumptions and monitor impacts.

Themes

environment humility science risk

Mood

cautious thoughtful

Type

analytical philosophical

When to use this quote

- policy making
- research
- public awareness

Key Concepts

sustainability precautionary principle

Questions to Reflect On

- What current technologies might pose hidden risks?
- How can we better anticipate unintended consequences?

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