Clearly, business buzzwords and phrases like “leverage,” “best practices,” and “giving 110 percent” suck total ass. These expressions are — from what I understand — the only thing you learn in MBA programs besides how to shake your classmate’s CEO dad’s hand firmly and how to identify various yachts by the makeup of their kitchen staff alone. But even as corporate jargon gets a terrible, horrible, no good, very bad rap, some of it can prove useful.