"Goodbye kisses" parallels 2x22/5x11, based on this amazing post made by Anya (you should read it!). Elena chooses to kiss Damon on his lips after his love confession, while Stefan, knowing Katherine is in love with him, chooses to kiss her on her forehead. The Delena 2x22 “goodbye kiss” was their first real “love kiss”, not just “goodbye”.
Fangirl Challenge: [9/40] Romantic Relationships » Stefan Salvatore and Katherine Pierce
"I never compelled your love. It was real and so was mine."