If we do not act immediately, it will be too late.

Once a person comes to terms with the need for help, it is necessary to act immediately.

So, rather than risk having me become an even greater threat, he decided to act immediately.

"But there won't be enough evidence to make them act immediately."

It should also have the power and resources to act immediately on its findings.

Given that there is little time left, the Commission must act immediately.

Congress should act immediately to create such a legal privilege.

We must act immediately, as the hour is painfully late.

She considered waiting, but felt it best to act immediately rather than interrupt him later.

Go for the early editions and be ready to act immediately.