Ok, she's or he's the one, long term life partner material, you love them, you care for them, you want to keep them, but you screwed up, or they found someone else who stole them away when you weren't at the top of your game, or they're just getting a lot of pressure from her parents because you're not right in their eyes.

What do/did you say to keep them...

What do/did you do to keep them...

Let's hear it... from experience or from just your imagination...