Why, Why, Why

There are some good ones here:

Why do we press harder on a remote control when we know the batteries
are almost dead?

Why do banks charge a fee on 'insufficient funds'
when they already know
there is not enough money?

Why does someone
believe you when you say there are four billion stars; but have to
check when you say the paint is still wet?

Why doesn't Tarzan have a beard?

Why does Superman stop bullets with his chest, but ducks when you
throw a revolver at him?

Why do Kamikaze pilots wear helmets?

Whose idea was it to put an 'S' in the word 'lisp'?

If people evolved from apes,
why are there still apes?

Why is it that no matter what color bubble bath you use the bubbles
are always white?

Is there ever a day that mattresses
are not on sale?

Why do people constantly return to the refrigerator with hopes that
something new to eat will have materialized?

Why do people keep running over a string a dozen times with their
vacuum cleaner, then reach down, pick it up, examine it, then put it
down to give the vacuum one more chance?

Why is it that no plastic bag will open from the end on your first
try?

How do those dead bugs get into those enclosed light fixtures?

Why is it that whenever you attempt to catch something that's falling
off the table you always manage to knock something else over?
SO TRUE!

In winter why do we try to keep the house as warm as it was in summer
when we complained about the heat?

How come you never hear father-in-law jokes?

And my FAVORITE......
The statistics on sanity is that one out of every four persons is
suffering from some sort of mental illness. Think of your three best
friends -- if they're okay, then it's you.