Why political dynasties, from the Adams to the Clinton to the Bush families, are both loved and loathed in the United States.
In the early years of the country, it often took two tries to reach the White House. But in the past 100 years, only one candidate has come back to win after losing a presidential election.
Kids constantly test parents -- and often just to get a reaction. Whatever that reaction is, experts say, parental patience is essential.