Power has to be energy put to a good use.
At least she had put the time to good use.
I might be able to put them to good use.
But I'll try to put the knowledge to good use.
He has even been able to put his medical training to good use.
I could put my time here to good use, he thought.
He told me to put my time to better use.
In each work, though, she put this effect to a different use.
I take their money and put it to a better use.
The trouble is we never stop long enough to put them to good use.