From legalism to grace in 3 years

Have you ever wondered why the Lord did not send the disciples on the great commission as soon as He called them on the shores of Galilee? Why did it take a further three years before the Lord would say "Go ye into all the world"?
This sermon looks at two events in the lives of the disciples which were strikingly similar yet different in one major aspect. That difference reveals the answer why the disciples were not sent forth immediately on their great global gospel mission.