Simon Sinek has a simple but powerful model for inspirational leadership all starting with a golden circle and the question "Why?" His examples include Apple, Martin Luther King, and the Wright brothers ... (Filmed at TEDxPugetSound.)
If you are a leader or desire to be one WATCH THIS. This is the type of leader I strive to be and the type of people I want to work with. It's about giving big and sacrificing for the well being of others. It's called Servant Leadership and it's how Christ led.