While it is true that science cannot decide questions of value, that is because they cannot be intellectually decided at all, and lie outside the realm of truth and falsehood. Whatever knowledge is attainable, must be attained by scientific methods; and what science cannot discover, mankind cannot know.
About this quote
- What does it mean?
- Russell says science cannot answer value judgments because they lie beyond truth/falsity, yet any attainable knowledge must be obtained scientifically, and whatever science cannot discover is unknowable.
- In plain terms
- Science can't decide values, but all knowable facts require scientific methods.
- What can you take from it?
- Use scientific methods for factual knowledge while recognizing limits on moral questions.
Where it applies
Putting it to work
Questions to consider
- What is the role of science in ethical decision‑making?
- Can values be derived from facts?
Another view
Some argue moral truths can be known through rational argument, not just science.
More from Bertrand Russell
A religious creed differs from a scientific theory in claiming to embody eternal and absolutely certain truth, whereas science is always tentative, expecting t…
Permalink to quote #28 Religions, which condemn the pleasures of sense, drive men to seek the pleasures of power. Throughout history power has been the vice of the ascetic.
Permalink to quote #30 Force plays a much larger part in the government of the world than it did before 1914, and what is especially alarming, force tends increasingly to fall into t…
Permalink to quote #27
Related quotes
The most perfect philosophy of the natural kind only staves off our ignorance a little longer: as perhaps the most perfect philosophy of the moral or metaphysi…
David HumeDavid Hume quote #21 The Nicomachean Ethics is only intended as a guide for politicians, and they are only concerned to know what is good, not what goodness means...and in any case…
J. L. AustinJ. L. Austin quote #1 Without books, God is silent, justice dormant, natural science at a stand, philosophy lame, letters dumb, and all things involved in darkness.
Thomas V. BartholinThomas V. Bartholin quote #1