Sitting on a hillside in Ciudad Colon, Costa Rica, I look past the violet, yellow, and green homes with their red tile roofs to the pretty little town nestled in this verdant valley of hills/mountains.  Through the palms and tree leaves swaying in the brisk morning breeze, I see a peaceful blue sky with light, friendly white clouds that join their siblings until they form a solid gray mass at the mountain peaks – not a threatening, rain-bearing mass but rather a subdued gathering of chalk d...