To feel trapped like a lion in a cage.
But if you explode,
Time and again on the road,
It could be IED underlying road rage!
Telegraph.co.uk 07/06/06: Road rage drivers who speed, weave through traffic, honk their horns, cut up - and occasionally shoot at - fellow motorists are not simply having a bad day or late for work. Medical researchers claim they could suffer from intermittent explosive disorder (IED), a psychiatric condition far more prevalent than previously thought. Read about it here