Mimetic Desire, a Double Bind

In Shakespeare's Julius Caesar, Caesar is both Brutus' model and his obstacle at the same time. In mimetic desire, if my best friend is in love with a girl, he will say to me, imitate me. My girlfriend is more admirable than any other. And this double bind is, I think, what education should warn children about peers. For instance, two boys are friends, because they are in the same field,. They love the same, but there is only one fellowship for the two Therefore, they become rivals.