In Mark 10:43–44 Jesus explains how it has to be among his disciples: But it shall not be so among you [as twelve disciples and leaders].
Here too there is the impulse to be great – greater than the others. The question of the James and John and the annoyance of the ten other disciples prove it. But whoever would be great among you [within the circle of the twelve] must be your servant.
Apostles must desire to surpass each other not in superior power but in service – and then in service of each other. It is always easier to serve subordinates than colleagues!1
43 But it shall not be so among you. But whoever would be great among you must be your servant,