Leadership means expressing responsibility for contributions made by the members of the team and was able to convince the mind, others follow the roadmap defined by heart. And it is accepted by all members.
Leadership means to demonstrate responsibility for the contributions of all team members. And can convince others to follow the plan set willingly. And is acceptable to all members.
The leader means expression of responsibility for the work arising from the team members. And be able to convince others to follow the plan defined wholeheartedly. And accepted by all the members.