0 extremely surprising and important, often changing the way you think about something:
world-shattering news
The problem could escalate into world-shattering dimensions, with our own beloved country standing condemned in the eyes of people everywhere.
It is important—although, possibly, not of world-shattering importance—that the matter be tidied up.
At the moment it is almost impossible to persuade parents that the 11-plus examination is not some world-shattering event.
It is not of world-shattering importance but it is the tone, the mood, that it creates among the local authorities.
The introduction of the measure in another place was not intended to be in any way a world-shattering political event.
This is not a matter of world-shattering importance, but to a very important section of our community the concession was very welcome.
So to the parent it becomes an event of world-shattering importance.
One would think that our request was world-shattering.