Could Lily Have Loved Snape?

As much as people romanticize Snape's infatuation with Lily, the fact that she did not love him back, at least in a romantic fashion, seems to go ignored by many fans of the series. The fact that Lily only ever saw Snape as a friend reveals a lot about his refusal to respect her boundaries.

Did Lily know Snape loved her?

Unlikely. Lily and Snape were childhood friends, and had been friends up until they got to Hogwarts when Snape "fell in with the wrong crowd. In Deathly Hallows, when Harry approached the Pensieve, he was grief-stricken and broken by battle.

Was Snape attracted to Lily?

10 Snape's Obsession Wasn't Love

The only reason this article exists is because Snape "loved" Lily. All of his actions in the book were explained away as his "love" for her. His motivation never came from anywhere else, as he had no internal desire to bring Voldemort to justice or understand the errors of his ways.