Just because you know a thing is true in theory, doesn't make it true in fact. The barbaric religions of primitive worlds hold not a germ of scientif… - Harry Harrison

When the office door opened suddenly I knew the game was up. It had been a money-maker — but it was all over. As the cop walked in I sat back in the chair and put on a happy grin. He had the same sombre expression and heavy foot that they all have — and the same lack of humour. I almost knew to the word what he was going to say before he uttered a syllable. "James Bolivar diGriz I arrest you on the charge—" I was waiting for the word charge, I thought it made a nice touch that way. As he said it I pressed the button that set off the charge of black powder in the ceiling, the crossbeam buckled and the three-ton safe dropped through right on the top of the cop's head. He squashed very nicely, thank you. The cloud of plaster dust settled and all I could see of him was one hand, slightly crumpled. It twitched a bit and the index finger pointed at me accusingly. His voice was a little muffled by the safe and sounded a bit annoyed. In fact he repeated himself a bit. "On the charge of illegal entry, theft, forgery—" He ran on like that for quite a while, it was an impressive list but I had heard it all before. I didn't let it interfere with my stuffing all the money from the desk drawers into my suitcase. The list ended with a new charge and I would swear on a stack of thousand credit notes that high that there was a hurt tone in his voice. "In addition the charge of assaulting a police robot will be added to your record."

I have done more in one day than you all have done since you arrived. I have accomplished this because I am better at my work than the rest of you. That is all the information any of you are going to receive. You are dismissed.

They stared at each other, man and alien, or more correctly alien and alien—for this is what they were to each other. Alien meaning different, alien meaning unknown.