Complex sentence: For Persius, and later for Juvenal, both Horace and Lucilius offered valid modelsthus Persius described his own satires as lacking Lucilian acerbity and Horace's gentler touch.
Split into simpler sentences: For Persius, and later for Juvenal, both Horace and Lucilius were good role-models. Persius critiqued his own satires as lacking Lucilian acerbity and Horace's gentler touch.