29. “Let’s hang out soon.”
You ‘re cautious not to include any specifics— not “next week” or even “next month.” Just a non-committal “soon,” which allows you to give the impression of wanting nothing more than to see this individual while avoiding ever actually having to hang out with them again.
30. “I’ll call you later.”
I assume you ‘re thinking, “Never.” Like “Let’s hang out soon,” this is the popular lie of those who want to put on the impression of friendliness without really wanting to be friends.