It's not that I don't love it, it's that I love it too much.
It's not that I don't want to say it, it's that I don't dare to say it.
It's not that I don't want to wait, it's that I'm afraid that I won't be able to wait.
It took them ten years to learn to speak.
Concept: Both of them are "waiting people". One has been waiting for an answer for three years, and the other has been waiting for a reunion for seven years.