Effective team leaders adjust their style to provide what the group can't provide for itself.
Nice guys may appear to finish last, but usually they are running a different race.
A river without banks is a large puddle.
Consistency isn't behaving the same way all the time.
When you're committed to something, you accept no excuses, only results.
Too many leaders act as if the sheep.. their people.. are there for the benefit of the shepherd, not that the shepherd has responsibility for the sheep.