The more power we can use for constructive purposes the better.

To give any estimate when atomic energy can be applied to constructive purposes is impossible.

But he said the association officials had argued that the policy serves "no constructive purpose."

But it turns out that doing nothing in Ecco has a constructive purpose.

Like any other weapon, the use of this information can be used for constructive or destructive purposes.

But I did not believe the negative aspects of this particular account would serve a constructive purpose.

I do not believe that this would serve any constructive purpose.

If you gave them the right purpose, a human, constructive one, they could accomplish incredible things!

"Members wish this huge sum of money could be going to some more constructive purposes."

Imagine if such energy and enthusiasm were harnessed for constructive purposes?