Knowledge of means without knowledge of ends is animal training.
When you're reaching for a star, there's a long way to fall.
I'm not trying to be a big shot or anything like that, but I get my drinks half price.
When your hobbies get in the way of your work - that's OK; but when your hobbies get in the way of themselves... well.
She tried to get even with him through psychological warfare but couldn't, because he didn't care.
Hello. I'm hello, and I'd like to say myself.