If you believe in what you are doing, then let nothing hold you up in your work. Much of the best work of the world has been done against seeming impossibilities. The thing is to get the work done.
The substantial uncertainty about the path of asset price movements going forward necessarily reduces the case for altering policy in advance of the move.
Look, all administrations, all governments lie, all officials lie and nothing they say is to be believed. That's a pretty good rule.