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 Man is his own worst enemy.
 [Lat., Nihil inimicius quam sibi ipse.]  
 Man is his own worst enemy.
 [Lat., Nihil inimicius quam sibi ipse.] 
 Once is happenstance. Twice is coincidence. Three times is 
enemy action.  
 Once is happenstance. Twice is coincidence. Three times is 
enemy action. 
Am I not destroying my enemies when I make friends of them?
Am I not destroying my enemies when I make friends of them?
Hear not ill of a friend, nor speak any of an enemy.
Hear not ill of a friend, nor speak any of an enemy.
A weak Invention of the Enemy.
A weak Invention of the Enemy.
A flatterer is a secret enemy
A flatterer is a secret enemy
The face of the enemy frightens me only when I see how much it resembles me
The face of the enemy frightens me only when I see how much it resembles me
Enemies are so stimulating.
Enemies are so stimulating.
 You must consider every man your enemy who speaks ill of your 
king; and . . . you must read more 
 You must consider every man your enemy who speaks ill of your 
king; and . . . you must hate a Frenchman as you hate the devil.