There's a lovely Hasidic story of a rabbi who always told his people that if they studied the Torah, it would put Scripture on their hearts. One of them asked, "Why on our hearts, and not in them?" The rabbi answered, "Only God can put Scripture inside. But reading sacred text can put it on your heart, and then when your hearts break, the holy words will fall inside.
Plan B: Further Thoughts on Faith (ed. Penguin, 2006) - ISBN: 9781101217368