If your doctor puts you on insulin, it's not necessarily permanent.

You won't have use of your extremities for days, and though the possible brain damage isn't necessarily permanent, it is very inconvenient.

But this state of affairs is not necessarily permanent, nor is it a matter of principle.

It was not generally available, nor was it necessarily permanent.

The relative lack of political influence among Salvadoran Americans is not necessarily permanent.

Officials noted that the reprieve for the Gil Hodges garden was not necessarily permanent.

He hinted that the Berlin wall was not necessarily permanent.

Of course, promises aren't necessarily permanent in an ever-shifting corporate world.

The major problem with this system was the fact that these monuments were not necessarily permanent.

A wise man once observed that success isn't necessarily permanent - but neither is failure.