If one would have a friend, then must one also be willing to wage war for him: and in order to wage war, one must be capable of being an enemy.
![If one would have a friend, then must one also be willing to wage war for him: and in order to wage war, one must be capable of being an enemy.](http://cdn.myquotes.org/images/zoroaster/if-one-would-have-a-friend-then-must-one-also-be-willing-to-wage-war-for-him-and-in-order.jpg)
If one would have a friend, then must one also be willing to wage war for him: and in order to wage war, one must be capable of being an enemy.