He who cannot agree with his enemies is controlled by them

Similar sayings:

The fire you kindle for your enemy often burns yourself more than him The fire you kindle for your enemy often burns yourself more than him
A man need never revenge himself; the body of his enemy will be brought to his own door A man need never revenge himself; the body of his enemy will be brought to his own door
Laws control the lesser man; right conduct controls the greater one Laws control the lesser man; right conduct controls the greater one
If an enemy is annoying you by playing well, consider adopting his strategy If an enemy is annoying you by playing well, consider adopting his strategy
Just as tall trees are known by their shadows, so are good men known by their enemies Just as tall trees are known by their shadows, so are good men known by their enemies

Chinese sayings and proverbs