Leadership is a critical management skill and the ability to motivate a group of people toward a common goal. Right now you should concentrate on your studies and by the time you’ll come to learn what you wish for. Along with you can learn biographies of prominent leaders and an active and punctual life will show you the way.
Adolf Hitler has said, "To be a leader means to be able to move masses"
And another saying by a famous general: "A leader is a man who can adapt principles to circumstances."
Professional studies and training will make you fit for the task and hard work and consistency is must.