[jiggyboy]

Moving the goalposts is an informal fallacy in which evidence presented in response to a specific claim is dismissed and some other (often greater) evidence is demanded.

https://en.wikipedia.org/wiki/Moving_the_goalposts

[governsleastgovernsbest]

Great information.

James Taranto, who used to write the great Best of the Web column at the Wall Street Journal, would also approve. He frequently cited the laws of logic, including various fallacies, to make his points.