Fruitlessness used in a sentence

Fruitlessness in a sentence as a noun

This is our effort of trying to stem this tide - and so far the fruitlessness of trying so.

Hopefully you can write a second article and explain the fruitlessness of trying to play a cat and mouse game with network-wide ad blockers.

The few people of those generations who are still working on fundamental physics are indiscriminately bad communicators, lost in their thoughts, and slightly bitter because of the fruitlessness of their field in recent decades.

"Engag[ing] in speech you despise in order to back the principle that it should be protected" seems like a fairly decent strategy to me, insofar as it demonstrates the fruitlessness of trying to achieve censorship through terror and drives the murderers into more and more indefensible, outrageous positions.