وكذا خطاب الذكي مع خطاب الغبي
Likewise, speaking to a quick-understanding hearer differs from speaking to one who needs more explanation.
The classical contrast uses the terms dhaki and ghabi to discuss differences in comprehension. Its pedagogical point is to match the amount and sequencing of explanation to the audience's preparedness, not to disparage learners.
A student already comfortable with syntax might need a concise technical argument. A beginner may need the same point unfolded through definitions, grammatical analysis and examples.