1) When they're alone, all foreigners prefer to speak English to each other.
2) When in love, it is customary to break into song.
3) Any lock can be picked by a credit card or a paper clip in seconds - unless it's the door to a burning building with a child trapped inside.
4) One man shooting at 20 men has a better chance of killing all of them than 20 men have of shooting one man.
5) A man will show no pain while taking the most ferocious beating, but he will wince when a woman tries to clean his wounds.