"We're too similar." This one usually means "I have a lot of flaws and I'm looking for someone who will cancel out all my flaws. Well, I'd want to be with someone who knows they're not as good as I am. He's been in long-term relationships, so he's not averse to them, but it's just too bad you didn't meet him before now — otherwise he'd totally date you. "You're too good for me." This one is the worst because then you end up spending all of this time complimenting someone who just gave you a hollow blow-off line. "We want different things." This is often said by someone who has no idea what you want at all, but just really does not want to date you and so he makes it sound like this is the one reason, the only reason that you guys can't date. "I worry if we take things to the next level, it will ruin it." You mean the level where we actually care about each other beyond, "Did you come?
If you do not want to do something, almost any excuse will get the job done. I caught a rare deadly African disease that's highly contagious.
I have to check the freshness dates on my dairy products.
I have to go to a surprise party for my grandma's birthday.
I have a phobia of people named (insert name here).
I have some real hard words to look up in the dictionary.