In the General Index of Barnes' translations the term "knowledge" gives 85 references, and this quote is the first.
More quotes by Aristotle
But he who neither thinks for himself, nor lays to heart another's wisdom, this is a useless man.’
The best friend is he that, when he wishes a person's good, wishes it for that person's own sake.
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Attribution
Quote text and notes from Wikiquote: Aristotle (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.