Simple words oaf treated as clever ones (6,2,6)

I believe the answer is:

pearls of wisdom

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'simple words oaf treated as clever ones' is the definition.
I can't judge whether this defines the answer.

'simple words oaf treated' is the wordplay.
'treated' is an anagram indicator.
'simple'+'words'+'oaf'='simplewordsoaf'
'simplewordsoaf' is an anagram of 'PEARLS OF WISDOM'.

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(Other definitions for pearls of wisdom that I've seen before include "Wise sayings" , "insightful advice" .)

I've seen this clue in The Times and The Sunday Times.

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