If people evolved from apes, why are there still apes?
Why is it that no matter what colour 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 thread 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?
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?