“Pull the plug”

“A mixed bag”

A combination of good and bad things.

“A double-edged sword”

Something that has both advantages and disadvantages.

“Boil down to”

To have something as the main point or reason.

“Big picture”

The overall situation, not small details.

“A tough act to follow”

Someone or something that is hard to match or replace.

“Business as usual”

Things continuing in the normal way.

“A wake-up call”

An event that makes someone realize action is needed.

“Break new ground”

To do something innovative or original.