Why do golfers wear two pairs of pants?
In case they get a hole in one!
Guide to understanding a net addiction on various days:-
Slow day: didn't have much to do, so spent three hours on usenet.
Busy day: managed to work in three hours of usenet.
Bad day: barely squeezed in three hours of usenet.
The law of heredity is that all undesirable traits come from the other parent.
Some couples go over their budgets very carefully every month. Others just go over them.