Then get behind the wheel of your car and practice it. Never take a green light at face value. Always look right and left before proceeding. When in doubt, accelerate. But in applying this formula, bear in mind that they are all more or less intransigent.
Teenage drivers believe they are immortal.
Don't yield to the temptation to teach them otherwise. Never, ever, stop for a pedestrian unless he flings himself under the wheels of your car. The first parking space you see will be the last parking space you see. Learn to swerve abruptly. Phoenix is the home of slalom driving, thanks to the Registry of Motor Vehicles, which puts potholes in key locations to test drivers' reflexes and keep them on their toes.