A leader must listen to those under their supervision.
Don't mistake activity with achievement.
As a leader, you will receive a large amount of praise and criticism and you should not unduly affected by either.
Generally speaking, individual performances don't win basketball games
The best players don't win championships. The best team players win championships.
We are all equal in that we can all strive to become the best we are capable of becoming. We can always improve but we shouldn't compare ourselves to others. We get in trouble when we start trying to measure up to someone else.