The binary solution suggested by the experts around Trump just as wrong as any decision that offers a choice between two sides.
The slippery slope can be avoided by not backing down, by initiatives that go well past existing notions of what would make this an opportunity rather than a nail-biter.
Such as...having bilateral talks that defy conventional reason and discuss more radical options than more of the same.
Making sanction-related offers that recognize that it is easier to play on that field than one that could involve combat.
Using the coming UN meetings as a theater of dramatic proposals for the world on the nuke front.
And so forth.