“Let me define a leader. He must have vision and passion and not be afraid of any problem. Instead, he should know how to defeat it. Most importantly, he must work with integrity.”

Avul Pakir Jainulabdeen Abdul Kalam was the 11th President of India from 2002 to 2007.A career scientist turned statesman, Kalam was born and raised in Rameswaram, Tamil Nadu, and studied physics and aerospace engineering.