Business people and business theorists love to draw distinctions between management and leadership. They tell us that "managers do things right; leaders do the right thing" and "management is administration, but leadership is innovation."

Management, we seem to think, is what we need to do, but leadership is what we want to do.

We’ve all faced days at the office where we’re just not feeling motivated. Off days happen to everyone and it’s tough—if not unrealistic—to constantly do your best work. There are bound to be times when you procrastinate too much, lack focus or struggle to start important projects.

As a manager, you want to build an office environment that is creatively fulfilling for your employees but is also as productive as possible.

But who do you model yourself after to become a powerful and effective manager? If you refer back to the bosses of the big screen for your inspiration, most of their leadership styles leave something to be desired. Even if these film bosses are a master class in what not to do, you can still learn a lot from their mistakes. Read on for 7 lessons in leadership from the most memorable movie managers.

The Bureau of Labor Statistics has found that only half of new businesses survive for five years, and just one third reach their tenth anniversary. In the face of these figures, entrepreneurs must be optimists by nature, but to remain among the survivors, they must also be grounded in reality. To protect and promote the health of your small business, keep an eye on these indicators.

Eye rolls, missed deadlines, and skipped meetings: Any of these workplace snags sound familiar? They’re classic signs of a malcontent or grouchy employee. Most leaders know them well. And, we hear about these attitude shifts from leaders all over the globe—even from leaders of some of the best and biggest organizations.