America would have to exert her influence in other ways, but it could be done.

I couldn't exert myself in any way without getting short of breath.

He was not up to exerting himself in such heat.

Yet, influence on policy can be exerted in other areas.

She cannot exert as much mechanical energy in any other way.

Can it continue to exert the same degree of influence in European security policy?

But for a long time I exerted myself in vain.

I believe, too, that the international pressure exerted in connection with this must be very clear.

This shows the ability to exert positive effect in Alzheimer's disease.

All these elements can exert an influence in some manner or other.