Remember Memory and the Past Quotes

How we cite our quotes: (Line)

Quote #4

Better by far you should forget and smile
Than that you should remember and be sad. (13-14)

Okay, major contradiction alert here. Now the speaker would rather be forgotten? That seems to be the case. She realizes now that the memory, for all the good it can do, can also cause a lot of pain. She would rather her beloved not feel any pain on top of the pain of her death.