Alma 30:6

6 But it came to pass in the latter end of the seventeenth year, there came a man into the land of Zarahemla, and he was Anti-Christ, for he began to preach unto the people against the prophecies which had been spoken by the prophets, concerning the coming of Christ.

How much harm can one man cause?

We are about to find out.

(Or, how much good can one man cause? Worth pondering!)