It may be that the New Deal does contain many unconstitutional provisions, but also that that same legislature was in fact a net benefit for Americans.
The authority of each government branch is explicitly enumerated. I’d rather them behave according to the contract they are beholden to than decide they have whatever authority they wish. That’s no longer a constitutional republic.
I’m not saying that a constitutional republic is the end all, be all. I’m just saying there is a process for getting things done and it is supposed to checked by the constitution and the other federal branches. That can be changed by amendment or revolution, but should not be changed by the whim of politicians.
It just so happens that all my causes and grudges are from creatures of the New Deal, and I'm not in a position to bring them before the courts yet. Imagine my excitement when I realized how flimsy that era's legislative flurry really was.
au contraire, in some opinions