THE old gray-haired man is still agile and energetic. Most people of his age would have retired to spend the rest of their lives relaxing, enjoying a hobby, or playing with their grandchildren. Not Iskandar Alisjahbana, he’s not that kind of person. The 76-year-old grandfather of six is still busy with work. Twice a week he would commute between Bandung and Jakarta. On other days he would fly to Bengkulu in Sumatra, inspecting his oil palm plan