The political lesson of Watergate is this: Never again must America allow an arrogant, elite guard of political adolescents to by-pass the regular party organization and dictate the terms of a national election.
A garden is a grand teacher. It teaches patience and careful watchfulness; it teaches industry and thrift; above all it teaches entire trust.
If Iran does not change its policies, it won't be able to integrate into the international community and will become even more isolated than it is now, which likely will have a negative impact on the Iranian people.