
Rules rather than Laws, and there are a few caveats in the whole thing that we do not see later. “Three: a robot must protect his own existence, as long as that does not conflict with Rules 1 and 2.”

“Two,” continued Powell, “a robot must follow all orders given by qualified human beings as long as they do not conflict with Rule 1.” “We have: One, a robot may not injure a human being under any conditions - and, as a corollary, must not permit a human being to be injured because of inaction on his part.” Powell’s radio voice was tense in Donovan’s ear: “Now, look, let’s start with the three fundamental Rules of Robotics - the three rules that are built most deeply into a robot’s positronic brain.” In the darkness, his gloved fingers ticked off each point. The Three Laws stated here differ a little from the familiar, later version:

One thing I am struck by is that where usually the illustrator struggles to find a interesting visual for Asimov's stories, here the rocky backdrop and the matter of the heroes having a piggyback on the shoulders of a Robot gives him something interesting to draw.
