quote · Legacy record
The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time.
The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time.
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- Author or tradition
- Maurice Duffy
Attribution: attributed - Country attributed
- Not established
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- Historical period not yet established
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- Contributor-provided quotation collection
Supplied reference C; CSV row 333842; supplied attribution, independently unverified
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