You're intelligent and resourceful. You're strong, in every sense of the word. You might be tall and full of muscles, but you're also kind, and gentle, and beautiful. [Adds quickly,] I know you'll protest you're not, but you are.
[Giving him a rather soppy look by now.] [...] When you think hard on something, you twitch your nose in the most endearing way. ... Which isn't a skill, I just like it.