FAR from their homes in Guangdong province 100 years ago, three clan leaders thought they would scrape together money to buy medical care for their clansmen. They raised so much - $150,000 - that they built a hospital instead to give free care to anyone. They also struck a sweetheart deal in their 99-year lease with the British colonial leaders to pay $1 every year in rent for Kwong Wai Shiu...