The greatest complexity in the world attends the motive-power of any action.
The ideal of the rose was the motive-power of the whole process.
The motive-power is obtained by the generation and expansion, by heat, of carbonic acid gas.
He saw her object, but could not guess the motive-power behind.
From such a motive-power as this can come no parade of results.
None will be allowed to negotiate the locks under its own motive-power.
What a lot of motive-power is wasted by those who jolly other people along.
It has abundance of sunshine as a motive-power of growth, and abundance of air from which to extract the carbon that it needs.
It was erected in a day when the railroad was just graduating from the use of teams of horses as motive-power.
Her freight was all human, Nature was her mistress, and the love of Nature her inspiration and motive-power.