A monsoon is a French gentleman.

For asphyxiation, apply artificial respiration until the patient is dead.

To keep milk from turning sour, keep it in the cow.

Water vapour gets together in a big cloud. When it gets big enough to be called a drop, it does.

Vacuums are nothings. We only mention them to let them know we know they are there.

A vibration is a motion that cannot make up its mind which way it wants to go.

The law of gravity says no fair jumping up without coming down. Rain is saved up in cloud banks.

Someday we might discover magnets that can point in any direction.

One of the main causes of dust is janitors.

Blood circulates through the body by flowing down one leg and up the other.

Genetics explains why you look like your father, and if you don't, why you should.

There is a tremendous weight pushing down on the center of the earth because so many people are stomping around there these days.

The word "trousers" is an uncommon noun because it is singular at the top and plural at the bottom.

There are 26 vitamins in all, but some of the letters are yet to be discovered.

I'm not sure how clouds are formed, but clouds know how to do it, and that's the important thing.

The cause of perfume disappearing is evaporation. Evaporation gets blamed for a lot of things people forget to put the top on.