An observer studying the Solar system dispassionately, and finding himself capable of bringing the four giant planets to his notice, could reasonably… - Isaac Asimov

All normal life, Peter, consciously or otherwise, resents domination. If the domination is by an inferior, or by a supposed inferior, the resentment becomes stronger. Physically, and, to an extent, mentally, a robot — any robot — is superior to human beings. What makes him slavish, then? Only the First Law! Why, without it, the first order you tried to give a robot would result in your death. Unstable? What do you think?

I consider violence an uneconomical way of attaining an end. There are always better substitutes, though they may sometimes be a little less direct.

Eventually, it had to be accepted that God had created invisible stars and this was the very first hint that perhaps the Universe had not been created with human welfare as its primary object (a point I have never seen stressed in histories of science)