Don't die on the mountain
Dan pulls the chestnuts out of the fire with more sheer information than you'll find in a computer user's guide.  Most of all, though, I like his emphasis on the contents of and processes occurring inside the reader's skull as he anticipates or confronts any of the multitude of hazards inherent in hiking or climbing in the mountains.  --Willem Lange, Concord Monitor, Jul 18, 1998