I admire machinery as much is any man, and am as thankful to it as any man can be for what it does for us. But it will never be a substitute for the face of a man, with his soul in it, encouraging another man to be brave and true.
Global warming, along with the cutting and burning of forests and other critical habitats, is causing the loss of living species at a level comparable to the extinction event that wiped out the dinosaurs 65 million years ago. That event was believed to have been caused by a giant asteroid. This time it is not an asteroid colliding with the Earth and wreaking havoc: it is us.