The idea of karma is that you continually get the teaching that you need to open your heart.

Pema Chödrön (1936-), Pema Chödrön is an American Tibetan Buddhist. She is an ordained nun, and disciple of Chögyam Trungpa Rinpoche. Chödrön has written several dozen books and is principal teacher at Gampo Abbey in Nova Scotia, Canada.