write the central idea of the text
{"Image DocumentName": "Write the central idea of the text.", "Image ImageDescription": "Chief Dan George questions certain contemporary values and choices and anticipates the vanishing of his traditional culture. (Must be a complete sentence!)", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}