The second reason H'shem makes us put in an effort Rabbenu Bachya writes is because when someone has too much time on his hands he ends of rebelling. As Rabbenu writes, "Excellent is the study of Torah together with a worldly occupation for labor at bot puts sin out of mind. And all Torah with out works will in the end be neglected and occasion sin" (Avos2:2) How much more so is this true of one who has no share in either who concentrates on neither of these (pursuits)
pg 385/ 387
pg 385/ 387
