Bkinl or Die 7 gest obstacles to taking on"impossible tasks" often quick to tell you they can't be accom- ably tough to address a grand problem.But o take it on,it is equally hard to break out paches to solving it.This is another place to break a few rules.The next exereise this in a surprising way.First,come up is relevant for the particular group.For up of exccutives in the utility business, ing companies to save energy;if it is a em might be how to attract a larger au- p of business students,the challenge a cool,new business idea.Break the d ask each one to com