  In his general philosophical comportment, Saadya upholds the need for and importance of reason, even in a religious context of revelation and faith. In fact, in his commitment to the importance of human reason (including the sense in which reason can judge the rightness of at least a number of Biblical commands and prohibitions), Saadya's theological ideas may be said to reflect Islamic Kalâm sensibilities (in particular, the teachings of the Mu‘tâzilites). 