While travelling (1) ... a train, I've often been drawn into conversation by strangers who sat next (2) ... me. And I have found that an exchange of ideas may sometimes turn (3) ... to be educational as well as stimulating. You may begin with a casual mention of today's sunshine or yesterday's thunderstorm, and end up (4) ... a discussion about geography, meteorology, floods, and the mysterious ways of God. Several of my casual conversations with strangers have enriched my own mind (5) ... fresh knowledge and new words. One day (6) ... blind young man was sitting beside me. He was travelling from Chicago, to study singing in New York. As (7) ... result of our conversation during that trip, I learned about South American, African and Oriental music, as well as about the latest methods of education for (8) ... blind. I have been able to use much of this information in some of my articles and books.