A first grade teacher collected old, well known proverbs. She gave each child in her class the first half of a proverb, and asked them to come up with the rest.

As you shall make your bed so.... shall you mess it up.
Better be safe than.... punch a 5th grader.
Strike while the.... bug is close.
Its always darkest before.... daylight savings time
You can lead a horse to water but.... how?
Don't bite the hand that..... looks dirty.
A miss is as good as a....Mr.
You can't teach an old dog new..... math.
If you lie down with the dogs..... you'll stink in the morning.
The pen is mightier than the...pigs
An idle mind is..... the best way to relax.
Where there's smoke, there's....pollution.
Happy the bride who.... gets all the presents.
A penny saved is.....not much.
Two's company, three's..... the musketeers.
Laugh and the whole world laughs with you, cry and...you have to blow your nose.
Children should be seen and not.....spanked or grounded.
When the blind leadeth the blind......get out of the way.

Staying in topic:

HOW DO YOU DECIDE WHO TO MARRY?
You got to find somebody who likes the same stuff. Like, if you like sports, she should like it that you like sports, and she should keep the chips and dip coming.
-- Alan, age 10

No person really decides before they grow up who they're going to marry. God decides it all way before, and you get to find out later who you're stuck with.
-- Kristen, age 10

WHAT IS THE RIGHT AGE TO GET MARRIED?
Twenty-three is the best age b e cause you know the person FOREVER by then.
-- Camille, age 10

HOW CAN A STRANGER TELL IF TWO PEOPLE ARE MARRIED?
You might have to guess, based on whether they seem to be yelling at the same kids.
-- Derrick, age 8

WHAT DO YOU THINK YOUR MOM AND DAD HAVE IN COMMON?
Both don't want any more kids.
-- Lori, age 8

WHAT DO MOST PEOPLE DO ON A DATE?
Dates are for having fun, and people should use them to get to know each other. Even boys have something to say if you listen long enough.
-- Lynnette, age 8 (isn't she a treasure)

On the first date, they just tell each other lies and that usually gets them interested enough to go for a second date.
-- Martin, age 10

WHEN IS IT OKAY TO KISS SOMEONE?
When they're rich.
-- Pam, age 7

The law says you have to be eighteen, so I wouldn't want to mess with that.
- - Curt, age 7

The rule goes like this: If you kiss someone, then you should marry them and have kids with them. It's the right thing to do.
- - Howard, age 8

IS IT BETTER TO BE SINGLE OR MARRIED?
It's better for girls to be single but not for boys. Boys need someone to clean up after them.
-- Anita, age 9 (bless you child )

HOW WOULD THE WORLD BE DIFFERENT IF PEOPLE DIDN'T GET MARRIED?
There sure would be a lot of kids to explain, wouldn't there?
-- Kelvin, age 8

HOW WOULD YOU MAKE A MARRIAGE WORK?
Tell your wife that she looks pretty, even if she looks like a dump truck. -- Ricky, age 10