The phrase "act of delusion" is correct and usable in written English.
It can be used to describe a behavior or action that is based on false beliefs or misconceptions.
Example: "His constant denial of reality was an act of delusion that ultimately led to his downfall."
Alternatives: "deed of illusion" or "action of misconception".
Which is to say, the staff were completely complicit in our collective act of delusion: that there is something justifiable about such ludicrous expense, however good the ingredients.
In this context, any meaning we give our lives is an act of delusion.
Whether a celebrity selling their time on Skype a sign of humility, or one last hubristic act of delusion, it's hard to grudge them a certain pragmatism.
For the SLPOA to act as if a) it is a put-upon and aggrieved entity merely because five players made a gesture signaling their alarm at the frequency with which young black men die at the hands of police officers, and b) to demand that anyone who dares express such alarm be immediately shut down is an audacious act of delusion and hypocrisy.
Though a sensible sales gimmick today, this was an act of lunatic delusion in 1843, when the market for bound books was small, and the market for Christmas did not exist.
But even I know that would be an act of self-delusion; that, while I need not feel responsible for others going without, that does not make my behaviour OK.
First there was the referendum on Oct. 15 that was intended to show President Bush that the only candidate, Saddam Hussein, was not a murdering tyrant, as Mr. Bush has alleged, but a man so beloved by the Iraqi people that any thought of going to war on his own ground would be an act of self-delusion.
For a substantial population of Nigerians, this statement was either a blatant lie or an act of self-delusion.
Glazyev, for example, called the idea of Ukraine's desire to take a European course an act of "sick self-delusion".
Like his claim to dig the music of the Smiths, David Cameron's professed admiration for the Lindsay Anderson film If … is either a fantastically canny attempt to deflect attention from his unswervingly patrician background or an act of cultural self-delusion on a massive scale.
While the British in Basra – like the Americans in Baghdad – indulged in widespread acts of self-delusion about progress and democracy, the new Islamist arrivals dominated the new political scene here, and their military wings became the cornerstones of the newly established security forces.
