"It made me continue to, with great vigilance, not take anything for granted," she said over coffee.

The decrease, he said, is attributable to more testing and greater vigilance.

They did not immediately call for legislation to address the issue, but suggested greater vigilance by parents.

"When you're moving players from one place to another," Jackson said, "you need even greater vigilance."

Like their subjects, the authors had to work with great vigilance.

But this just means that the presidency requires greater vigilance than ever to prevent violations of liberty.

This proposal should certainly be supported and implemented; nonetheless great vigilance is required.

American plans in this direction could break the impasse, and therefore deserve every support, but great vigilance is also required.

The feelings aroused by certain current events therefore demand greater vigilance.

In recent security discussions, everyone from the president down has emphasised the need for greater public vigilance.