Satish Kumar has been a pilgrim ever since at the age of eight he joined the brotherhood of wandering Jain monks in his native India. Later he walked the length and breadth of India with Gandhi's successor Vinoba Bhave, persuading landowners to donate a portion of their lands to the poor and in the 1960s he made an 8,000-mile pilgrimage for peace, which included walking from India over the Himalay...