Simplify the following text for a Grade 6 native English-speaking person.
Original: The title is taken from the first line of the third stanza of the poem Non Sum Qualis eram Bonae Sub Regno Cynarae by Ernest Dowson : `` I have forgot much , Cynara !
Simplified: The title takes its name from the lines an Ernest Dowson poem : `` I have forgot much , Cynara !