Hydrocarbon fuels, the least expensive, have the broadest and greatest harm on the environment.

Wizard's Second Rule: the greatest harm can result from the best intentions.

Right where their hooves can do us the greatest harm, might I remind you, if we get them scared.

Ironically, those who care most for us often do us the greatest harm.

The Second Rule is that the greatest harm can result from the best intentions.

But I have noted that those who desire to do the most good often work the greatest harm.

Sometimes it is the things we cannot see that cause the greatest harm.

He called the state a "soulless machine" which, ultimately, does the greatest harm to mankind.

As always, the greatest harm affects the less fortunate, the poor and those of limited means.

Of all the demons that I know, he has done human beings the greatest harm.