Early on, he became disenchanted with the Aristotelian orthodoxy and attracted by the empiricism of Bernardino Telesio (1509–1588), who taught that knowledge is sensation and that all things in nature possess sensation.
U početku, postaje nezadovoljan Aristotelovim pravovjerjem te ga privlači empirizam Bernardina Telesija (1509.-1588.), koji je naučavao da je znanje osjećaj i da sve stvari u prirodi imaju osjećaj.