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Sure, some [teachers] could give the standard limit…

“Sure, some [teachers] could give the standard limit definitions, but they [the students] clearly did not understand the definitions - and it would be a remarkable student who did, since it took mathematicians a couple of thousand years to sort out the notion of a limit, and I think most of us who…” quote by Keith Devlin
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“Sure, some [teachers] could give the standard limit definitions, but they [the students] clearly did not understand the definitions - and it would be a remarkable student who did, since it took mathematicians a couple of thousand years to sort out the notion of a limit, and I think most of us who call ourselves professional mathematicians really only understand it when we start to teach the stuff, either in graduate school or beyond.”

Keith Devlin

About This Quote

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

Students often recite definitions without grasping underlying concepts, revealing gaps in deep understanding.

In simple terms: Students may repeat definitions without truly understanding them.

Key Takeaway

Focus on conceptual insight, not just formal definitions.

Themes

education mathematics understanding teaching learning

Mood

reflective analytical

Type

educational pedagogical

When to use this quote

  • lecture planning
  • student tutoring
  • curriculum design
  • assessment
  • professional development

Key Concepts

conceptual grasp pedagogy epistemology

Questions to Reflect On

  • How can educators assess true conceptual understanding?
  • What strategies promote deep comprehension?
A Different Perspective

Students may still memorize without internalizing meaning.

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