'The challenges of the world are too great for any one religious tradition to address alone... The best way to learn about other religions is not from books, but from people... Go talk to someone from a different faith tradition. Get to know them. Build up some trust.' Dr Katharine Rhodes Henderson, who jointly won Hofstra University's Guru Nanak Prize for inter-faith champions in the United States, discusses religion and the challenges of extremism in this lively interview with Rediff.com's Arthur J Pais.