Some places are too evil to be allowed to exist.

Perhaps that is why I and the few like me are still allowed to exist.

But aren't I going to be allowed to exist at all?

It is vital the other two corners are not allowed to exist.

Should theater companies who present only classic works be allowed to exist?

Photographs like that should not be allowed to exist, she thought.

That is a situation the clubs say cannot be allowed to exist.

"What everyone needs to focus on is why this problem has been allowed to exist."

But a peace was established, and both races were allowed to exist.

So isn't the taxpayer more or less forced to back such funds if they are allowed to exist?