Should've been kept in the movie...o-o -- It really should have been kept. It's one of the most emotional moments for me because it's like after all those years of torment, he finally admitted it. and fdncdsncksdanckdn because feels. and now I'm done.
The first thing Snape asks Harry is “Potter! What would I get if I added powdered root of asphodel to an infusion of wormwood?” According to Victorian Flower Language, asphodel is a type of lily meaning ‘My regrets follow you to the grave’ and wormwood means ‘absence’ and also typically symbolized bitter sorrow. If you combined that, it meant ‘I bitterly regret Lily’s death’. MIND BLOWN