A frustrated mathematical genius is given a glimpse of the future:
But of course, this being a 1950s horror comic, you just know the ironic twist is coming around the bend like a freight train:
A whole week? And presumably you've...well...you know...consummated your marriage several times before you noticed she hadn't a single thought in her brain. So....ewwww.
This whole "be careful of what you wish for scenario" was concocted by:
Natas? Why that's just...oh, wait for the big reveal, two disappointing wishes later:
D'oh. You'd think Mr. Science would at least notice that the name of his mysterious crystal-headed to-good-to-be-true benefactor was just Satan spelled backwards.
Then again, you'd think the Prince Of Lies could come up with a better pseudonym. Oh, well, he and Count Alucard are probably kicking back with a snifter of brandy, laughing at how stupid we mortals are...
From Hand Of Fate #23 (1954).