hoarse.]]> expert for UNICEF, an aid group in Afghanistan.]]> extreme cold or heat.]]> bother drivers to buy chewing gum, candy, maps, scarves and toilet paper.]]> borrowed cellphone.]]> dart among the cars.]]> focus on today, not on a future for their children," Hashemi said.]]> graduating from a university and becoming a teacher or engineer.]]> tradition," Mohammed says.]]> collect garbage or sell little things on the street.]]>