Moreover, the Pope restates the Bible's injunction that it is never right to do evil in order to prevent a greater evil.

A power, her mother had said, that might prevent an ancient evil from conquering mankind.

Mr. Collor's economists justified the tough actions saying they prevented a greater evil - economic and social disintegration with hyperinflation.

It only remained, by his speedy departure, to repair, if possible, or prevent so intolerable an evil.

Do you believe that committing a small evil to prevent a greater evil is justified?

"Because it may be necessary to prevent a greater evil."

This day, they had a work order to prevent a rumored evil or distaste of an extreme sort.

In legal terms, he will use the defense of necessity, committing a smaller wrong to prevent a greater evil.

However, during the news conference, Peña Nieto defended his decision to use force in order to prevent an alleged greater evil.

Our position is a toleration of a lesser evil to prevent a greater evil.