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'When change happens, it can happen very, very fast,' Steve Rosenberg in Ukraine. Revolutions: no-one can be quite sure how they'll turn out, Kevin Connolly in Egypt. Bush fires in Australia: Jim Carey on what can be learned from the Aborigines, who spent tens of thousands of years controlling the land. The modern world is closing in on the Amish communities of the US, but Beth McLeod says they're not dying out. They are, in fact, thriving. And a conflict zone is not a place where the mentally ill thrive, as Mary Harper's been learning at a hospital in the Somali capital, Mogadishu.