Skip to content

Accounts Quote by Bertrand Russell

“Science, by itself, cannot supply us with an ethic. It can show us how to achieve a given end, and it may show us that some ends cannot be achieved. But among ends that can be achieved our choice must be decided by other than purely scientific considerations. If a man were to say, "I hate the…” quote by Bertrand Russell
Download Open image
“Science, by itself, cannot supply us with an ethic. It can show us how to achieve a given end, and it may show us that some ends cannot be achieved. But among ends that can be achieved our choice must be decided by other than purely scientific considerations. If a man were to say, "I hate the human race, and I think it would be a good thing if it were exterminated," we could say, "Well, my dear sir, let us begin the process with you." But this is hardly argument, and no amount of science could prove such a man mistaken.”

Bertrand Russell

About This Quote

Source Book: The Conquest of Happiness, Bertrand Russell, 1930

Science can describe how to achieve goals but cannot determine which goals are morally right; ethical judgments require non‑scientific values.

In simple terms: Science tells us how, not why.

Key Takeaway

Consider values beyond data.

Themes

ethics science morality decision‑making

Mood

thoughtful serious

Type

philosophical reflective

When to use this quote

  • policy making
  • medical research
  • environmental regulation
  • personal life choices

Key Concepts

philosophy value theory normative ethics

Questions to Reflect On

  • What values guide your decisions?
  • How do you balance scientific possibilities with ethical limits?
A Different Perspective

Science cannot resolve moral disputes alone.

3.2 out of 5 (7 ratings)

More by Bertrand Russell

Explore all 1,620 Bertrand Russell quotes

More Accounts quotes

Browse all 2,669 Accounts quotes