Even in cabs. Speed, fatigue and alcohol kill. Speed, fatigue and alcohol kill. Easy to remember - hard to follow. Jet lag is never fatal unless mixed with a rental car.
Caffeine is no substitute for sleep.
Plan your route in advance. Maps are hard to read. Especially when you're cruising along in the left lane of a rain soaked freeway. Beware dangerous lively drivers. Ask a speedy cab driver to slow down - or order him to stop so you can get out and get in another cab.