It is unsafe to drive too fast.
Kenny stayed up too late last night and didn't hear his alarm go off, so he overslept.
Kenny wants to be able get to work on time.
Kenny knows if skips breakfast to make up for oversleeping he can get to work just in time.
Kenny knows he if drives fast he can get to work on time, so he drives over the speed limit the whole way.
Kenny safely arrives at work ready to start the day.
Kenny has to hit his breaks hard because he nearly hits a pedestrian crossing the street.