Walking while thinking often resulted in his running into something that left a scar. This time, he ran into a tree. It ...http://vietnamnews.feedsportal.com/c/35237/f/655031/s/340a097b/sc/19/l/0Lvietnamnews0Bvn0Csunday0Cshort0Estories0C2480A40A0Ca0Every0Estrange0Eday0Bhtml/story01.htm