I think while Russia thinks creatively, the other side thinks linearly. Spain, UK, France or Poland should buy the land and poke a finger at the aggressor - just a thought.
Europe has been woken up to it's need to spend more on defense.
Ukrainians have been hardened against Russia.
NATO was given a chance to show it's worth
(And that's something we may regret, because I don't think Russia was willing to have a land war with a bunch of European armed forces either)