In his Epiphany 3 sermon Glynn Cardy looks at conversion of heart and head. It seems to have something to do with love.
It all has to do with discovering your soul, essential to changing the world.

"To be inspired by a great teacher, a Jesus, Ghandi, Obama..., to drop the ‘nets’ of our daily concerns in order to follow, to adopt the teachers vision and preach it, is not enough. It is a good start but it’s not enough because someone else is telling us what to do, what to dream, what to believe, and who we are."

Full text at http://www.stmatthews.org.nz/nav.php?sid=498&id=913.