Two Timer in the February 1954 issue of Galaxy Science Fiction. Here is a brace of vignettes by the Old Vignette Master. short and sharp. like a hypodermic! - Experiment - Sentry
Tom's extraordinary machine glowed--and the years were banished from Old Crompton's body. But there still remained, deep-seated in his century-old mind, the memory of his crime.
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?
That he was a phony Swami was beyond doubt. That he was a genuine prophet, though, seemed. but then, what's the difference between a dictator and a true prophet? So was he....
Zeckler was a con-man, a human con-man. But he had no idea what he was up against when he decided to try to outwit the Altairians, an alien race that believes telling the truth is a weakness. Really he never had a chance.
For every beautiful person there is an ugly one. Shadow is ugly, real ugly. Men flinch, women scream, and children have nightmares after meeting him. Happy Harry doesn't believe that ugly is necessarily a life sentence to loneliness.
The most dangerous, utterly vicious carnivorous animal the Galactics knew had escaped. to Earth! Because contact with Earth was forbidden, they knew little of Earth. which led to certain false conclusions.