Perturbatricem autem omnium harum rerum
academiam, hanc ab Arcesila et Carneade recentem, exoremus
ut sileat, nam si invaserit in haec, quae satis scite
instructa et composita videantur, nimis edet ruinas, quam
quidem ego placare cupio, submovere non audeo. (de Legibus,
i. 13.)
From this passage alone, Bentley (Remarks on Free-thinking, p. 250) might have learned how firmly Cicero believed in the specious doctrines which he has adorned.