لَا يَنْجَحُ إِلَّا الْمُجْتَهِدُ.
Only a diligent person succeeds.
Negation and exception restrict success to diligent people: anyone who succeeds is diligent. They do not guarantee that every diligent person succeeds. That converse is an additional assertion requiring separate evidence.
A complete rhetorical answer identifies the restricted element, what it is restricted to, the device used, and the exact logical extent of the result. Overstating that result is an analytical error.
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Practice 3: Advanced Rhetorical Diagnosis: Correcting Faulty Analyses and Evaluating Arabic Prose
لَا يَنْجَحُ إِلَّا الْمُجْتَهِدُ.
Only a diligent person succeeds.
Negation and exception restrict success to diligent people: anyone who succeeds is diligent. They do not guarantee that every diligent person succeeds. That converse is an additional assertion requiring separate evidence.
A complete rhetorical answer identifies the restricted element, what it is restricted to, the device used, and the exact logical extent of the result. Overstating that result is an analytical error.