Richard summoned all his strength, became one with the power.

I summoned all my strength and could not do it.

He summoned all his strength and managed to sit up.

Yet she could not summon strength enough to get to her feet, out into the heat of the sun.

She then took a deep breath and tried to summon her strength for another day.

It seemed as though she could not summon enough strength to her legs to move.

Summoning all her strength she rose, the baby on one arm.

They sat together for some time in silence, arms about each other, summoning strength.

Finally he summoned his strength, stood up, and stepped out of the tank.

She summoned her strength and beat the foolish ideas back.