Adaptation Quote by Stephen Jay Gould
“Natural selection is a theory of local adaptation to changing environments. It proposes no perfecting principles, no guarantee of general improvement”
About This Quote
Source Book: The Structure of Evolutionary Theory, Stephen Jay Gould, 2002
Natural selection explains how species adapt locally to environmental changes without aiming for perfection or overall improvement.
In simple terms: Species adapt to their environment, not to become perfect.
Accept change as the norm.
Themes
Mood
Type
When to use this quote
- conservation biology
- climate change response
- public policy on biodiversity
- education curricula
Key Concepts
Questions to Reflect On
- How does local adaptation influence ecosystem resilience?
- What limits does this view place on predicting future evolution?
It may overlook non‑adaptive traits and genetic drift.