Under normal conditions a whole person has a decided advantage over a handicapped one. But out in deep space the normal may be reversed--for humans at any rate.
The trouble with prophets is that if they're accurate, the news won't do you any good, and if they aren't accurate, they're no good. Unless, of course, they're more than just prophets....
He knew the theory of repairing the gizmo all right. He had that nicely taped. But there was the little matter of threading a wire through a too-small hole while under zero-g, and working in a spacesuit!
Just because a man can do something others can't does not, unfortunately, mean he knows how to do it. One man could eat the native fruit and live. but how?
Logic's a wonderful thing; by logical analysis, one can determine the necessary reason for the existence of a dead city of a very high order on an utterly useless planet. Obviously a shipping transfer point! Necessarily...