Think left and think right and think low and think high. Oh, the thinks you can think up if only you try!

You make 'em, I amuse 'em.

I meant what I said and I said what I meant.

Adults are obsolete children.

Today was good. Today was fun. Tomorrow is another one.

Be who you are and say what you feel, because those who mind don't matter and those who matter don't mind.

I start drawing, and eventually the characters involve themselves in a situation. Then in the end, I go back and try to cut out most of the preachments.

You have brains in your head. You have feet in your shoes. You can steer yourself in any direction you choose. You're on your own, and you know what you know. And you are the guy who'll decide where to go.

A person's a person, no matter how small.

I like nonsense, it wakes up the brain cells. Fantasy is a necessary ingredient in living, it's a way of looking at life through the wrong end of a telescope. Which is what I do, and that enables you to laugh at life's realities.

Unless someone like you cares a whole awful lot, nothing is going to get better. It's not.

Maybe Christmas, the Grinch thought, doesn't come from a store.

When at last we are sure, You've been properly pilled, Then a few paper forms, Must be properly filled. So that you and your heirs, May be properly billed.

From there to here, and here to there, funny things are everywhere.

Today you are you! That is truer than true! There is no one alive who is you-er than you!

Don't cry because it's over. Smile because it happened.

Preachers in pulpits talked about what a great message is in the book. No matter what you do, somebody always imputes meaning into your books.

Think left and think right and think low and think high. Oh, the thinks you can think up if only you try!

Fun is good.

You can get help from teachers, but you are going to have to learn a lot by yourself, sitting alone in a room.

How did it get so late so soon? Its night before its afternoon. December is here before its June. My goodness how the time has flewn. How did it get so late so soon?

You're in pretty good shape for the shape you are in.

'The Lorax' book was intended to be propaganda.

Fantasy is a necessary ingredient in living, it's a way of looking at life through the wrong end of a telescope, and that enables you to laugh at life's realities.

Hollywood is not suited for me, and I am not suited for it.

I am not a consecutive writer.

I stay out of politics because if I begin thinking too much about politics, I'll probably... drop writing children's books and become a political cartoonist again.

I was saving the name of 'Geisel' for the Great American Novel.

Only you can control your future.

Step with care and great tact, and remember that Life's a Great Balancing Act.

The main problem with writing in verse is, if your fourth line doesn't come out right, you've got to throw four lines away and figure out a whole new way to attack the problem. So the mortality rate is terrific.

The more that you read, the more things you will know. The more that you learn, the more places you'll go.

The problem with writing a book in verse is, to be successful, it has to sound like you knocked it off on a rainy Friday afternoon. It has to sound easy. When you can do it, it helps tremendously because it's a thing that forces kids to read on. You have this unconsummated feeling if you stop.

You're never too old, too wacky, too wild, to pick up a book and read to a child.

Be who you are and say what you feel, because those who mind don't matter, and those who matter don't mind.

Be who you are and say what you feel, because those who mind don’t matter and those who matter don’t mind.

Don't cry because it's over, smile because it happened

Sometimes the questions are complicated and the answers are simple.

Today you are you, that is truer than true. There is no one alive who is Youer than You.

You know you're in love when you can't fall asleep because reality is finally better than your dreams.

Kid, you’ll move mountains!

You know you’re in love when you can’t fall asleep because reality is finally better than your dreams.

I like nonsense, it wakes up the brain cells.

You have brains in your head. You have feet in your shoes. You can steer yourself any direction you choose. You're on your own. And you know what you know. And YOU are the one who'll decide where to go...

What if Christmas, he thought, doesn't come from a store. What if Christmas... perhaps means a little bit more!

You're off to great places. Today is your day. Your mountain is waiting, so get on your way.

If you never did you should. These things are fun, and fun is good.

You have to be odd to be number one.

Why fit in when you were born to stand out?