I will hold up the light while my strength lasts.

Just how long his strength would last was a matter of conjecture.

For the most part, people have now concluded that this strength could last for 15 years.

She didn't know or care how long her strength would last.

Yet there are signs that this fresh strength will not last.

I had to think it out first, then make every move count so that my strength would last.

A woman's strength cannot last for ever, and water, if it drops continually, will wear away a stone - yes, even a diamond.

The strength in the bond market may last a while.

And there are analysts who think the dollar's strength will last long enough to make traveling this summer even more attractive.

But she didn't think the strength would necessarily last; sometimes there was a trembling inside her somewhere.