For to this you were called, because Christ also suffered for us, leaving you{TR reads "us" instead of "you"} an example, that you should follow his steps,

 The point is clear. So long as a brick lies by itself it is useless; it becomes of use only when it is incorporated into a building. So it is with the individual Christian. To realize his destiny he must not remain alone, but must be built into the fabric of the Church. 