Verily, each verse is like a date: the more you chew it, the more of its sweetness is released.” Abu Sulayman heard this and commented: “True. It is the case with one of you that if he begins one chapter of it, he wants to read it to the end.
[ Bishr bin as-Sirri, ‘al-Hadith fi ‘Ulum al-Qur’an’; p. 70] (via)