He sometimes has to work to maintain his cool image.

You had to work hard to maintain it: let up for even a moment and that is where time took over.

Even the rich are having to work ever harder to maintain their high living standards.

The organization works to maintain and defend human rights, with a focus on the right to health.

I was working very hard to maintain my own distance.

Good, he thought; fear often worked to maintain order when reason failed.

Many people were working harder simply to maintain their standard of living.

He said it was important for government and university authorities to work hard to maintain the trust of its people.

It must be obvious at the moment that the best thing is for them to work together with us to maintain peace in Europe.

She studied his face and saw he was working hard to maintain a light manner.