People are afraid of joy. They are afraid they’ll get out of hand and lose control. These people haven’t experienced real joy—the joy that comes from doing a mitzvah with all your heart. Where there is that joy, the Divine Presence can enter. Where there is that joy, there are no pits to fall into, and all obstacles evaporate into thin air. The great Kabbalist, Rabbi Yitzchak Luria, said that the gates of wisdom and divine inspiration were opened...