---
title: "Meaning & Key Takeaway of: In the twentieth century we have almost…"
description: "\"“In the twentieth century we have almost doubled life expectancy from forty to seventy, so in the twenty-first century we should at least be able to do..."
image: "https://sms4smile.com/quotes/i/eb9/yuval-noah-harari-100_life_in-the-twentieth-century-we-have-almost_1919910.jpg"
---

#  In the twentieth century we have almost doubled life…

![“In the twentieth century we have almost doubled life expectancy from forty to seventy, so in the twenty-first century we should at least be able to double it again to 150.” quote by Yuval Noah Harari](https://sms4smile.com/quotes/i/eb9/yuval-noah-harari-100_life_in-the-twentieth-century-we-have-almost_1919910.jpg)   [Download](https://sms4smile.com/quotes/i/eb9/yuval-noah-harari-100_life_in-the-twentieth-century-we-have-almost_1919910.jpg) [Open image](https://sms4smile.com/quotes/i/eb9/yuval-noah-harari-100_life_in-the-twentieth-century-we-have-almost_1919910.jpg)

> ““In the twentieth century we have almost doubled life expectancy from forty to seventy, so in the twenty-first century we should at least be able to double it again to 150.””

[Yuval Noah Harari](https://sms4smile.com/quotes/author/yuval-noah-harari/)

## About This Quote

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

Human lifespan could dramatically increase if medical and technological advances continue, potentially reaching 150 years.

**In simple terms:** Life expectancy may double again.

Key Takeaway

Invest in health and tech innovation.

Themes

longevity future technology health ethics

Mood

hopeful concerned

Type

visionary philosophical

When to use this quote

- policy planning
- personal health
- investment decisions
- public health initiatives

Key Concepts

bioethics demographic transition transhumanism

Questions to Reflect On

- How would a 150‑year life change personal goals?
- What policies are needed for such longevity?

A Different Perspective

Ethical and societal impacts of extreme longevity are uncertain.

★ ★ ★ ★ ★   No ratings yet

[Century Doubled](https://sms4smile.com/quotes/about/century-doubled-1923532/) [Double 150](https://sms4smile.com/quotes/about/double-150-2942224/) [Doubled Life](https://sms4smile.com/quotes/about/doubled-life-2942222/) [Life](https://sms4smile.com/quotes/about/life/) [Life expectancy](https://sms4smile.com/quotes/about/life-expectancy/) [Seventy Century](https://sms4smile.com/quotes/about/seventy-century-2942223/) [Twentieth century](https://sms4smile.com/quotes/about/twentieth-century/)

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