The only thing necessary for ...

The only thing necessary for the triumph of evil is for good men to do nothing.
The only thing necessary for the triumph of evil is for good men to do nothing.

More phrases

Effort only fully releases its reward after a person refuses to quit.
Never complain and never explain.
A good plan violently executed now is better than a perfect plan executed next week.
 George S. Patton
Problems are not stop signs, they are guidelines.
 Robert Schuller
Never give up, for that is just the place and time that the tide will turn.
 Harriet Beecher Stowe

Quotes from the same author

But what is liberty without wisdom, and without virtue? It is the greatest of all possible evils; for it is folly, vice, and madness, without tuition or restraint.
Nobody made a greater mistake than he who did nothing because he could do only a little.
The people never give up their liberties but under some delusion.
But the age of chivalry is gone. That of sophisters, economists, and calculators has succeeded; and the glory of Europe is extinguished forever.
Early and provident fear is the mother of safety.