Every political good carried to the extreme must be productive of evil. Mary Wollstonecraft
Religious controversies are always productive of more acrimony and irreconcilable hatreds than those which spring from any other cause; and I was not without hopes that the enlightened and liberal policy of the present age would have put an effectual stop to contentions of this kind. George Washington
One single war - we all know - may be productive of more evil, immediate and subsequent, than hundreds of years of the unchecked action of the mutual-aid principle may be productive of good. Peter Kropotkin
The corporation is the creature of government, and the people have the right to handle it as they desire; all they need pay attention to is the expediency of realizing this right in some way that shall be productive of good and not harm. Theodore Roosevelt
I am not clear that a discrimination will not render slavery more irksome to those who remain in it. Most of the good and evil things in this life are judged of by comparison; and I fear a comparison in this case will be productive of much discontent in those who are held in servitude. George Washington
No day is wholly productive of evil. Latin Proverb