His philosophic theory was identical with that of Pomponazzi, whose De immortalitate animi he defended and amplified in a treatise De mente humana.
Marie, Queene of Scotland, by Eusebius Dicaeophile (London, 1569), reprinted, with alterations, at Liege in 1571, under the title, A Treatise concerning the Defence of the Honour of Marie, Queene of Scotland, made by Morgan Philippes, Bachelor of Divinitie, Piae a?licti animi consolationes, ad Mariam Scot.
His principal philosophical works are De immortalitate animi (1518 and 1524); De intellectu et daemonibus; De infinitate primi motoris quaestio and Opuscula moralia et politica.
The final end of life is happiness, and happiness is harmony of soul and body (tranquillitas animi et indolentia corporis).
Beside the Dilucidationes, he wrote: - De harmonia animi et corporis humani commentatio (Frankfort and Leipzig, 1735; Tubingen, 1741); De origine et permissione mall (1724), an account of the Leibnitzian theodicy.