 He had known the friars - or of them - for an uncle was one of them as he mentioned to them.At the suggestion of his cousin Lorenzo de' Rossi - the canon of Santa Maria in Cosmedin - he travelled to Rome in 1711 in order to commence his studies at the Collegium Romanum under the guidance of the Jesuits (he first had to receive his mother's permission).Rossi also studied at the Dominican College of Saint Thomas (he underwent his philosophical and theological studies under them).