Brad Aho moved to Eden Prairie in 1991. But, it took 14 years before he discovered — as a new City Council member — the breadth of his fellow residents’ generosity. “I didn’t know how committed the people of Eden Prairie were to the community in donating their time, talent and money to doing all these wonderful things,” Aho said. “There’s hardly a council meeting that goes by without the city accepting some donation.” After 16 years on the council, Aho, 61, officially finishes his fourth term at the end of December. The electrical engineer/small business owner recently reflected on…