De Inventione is a handbook for orators that Cicero composed when he was still a young man.

Quintilian tells us that Cicero considered the work rendered obsolete by his later writings.

[4] At the request of William of Santo Stefano, De Inventione was translated into Old French by John of Antioch in 1282.

[5] In his writing De Inventione, Cicero explained the five canons or tenets of rhetoric.

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