Never give up because life gets harder as you get older. After preschool the road of life keeps getting bumpier and bumpier and bumpier.

Never blow in a cat's ear because if you do, usually after three or four times, they will bite your lips! And they don't let go for at least a minute.

Don't think life is easy, because when you get older it is hard work. I used to think life was easy, now I have to do the dishes every other day.

Take risks. I mean, if you like this person and you don't know if they like you, ask them out and see what happens. I liked this girl and I asked her out. She said no and she hates me now, but I took that risk.

A realist is more correct about things in life than an optimist. But the optimist seems to have more friends and much more fun.

When they broke open molecules, they found they were only stuffed with atoms. But when they broke open atoms, they found them stuffed with explosions.

When people run around and around in circles we say they are crazy. When planets do it we say they are orbiting.

Rainbows are just to look at, not to really understand.

Someday we may discover how to make magnets that can point in any direction.

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

Many dead animals in the past changed to fossils while others preferred to be oil. Genetics explain why you look like your father and if you don't, why you should.

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

Some oxygen molecules help fires burn while others help make water, so sometimes it's brother against brother.