If the whole world depends on today's youth, I can't see the world lasting another 100 years.

The only true wisdom is in knowing you know nothing.

Falling down is not a failure. Failure comes when you stay where you have fallen.

When the debate is lost, slander becomes the tool of the loser.

The secret of happiness, you see, is not found in seeking more, but in developing the capacity to enjoy less.

I know that I am intelligent, because I know that I know nothing.

Awareness of ignorance is the beginning of wisdom.

There is no possession more valuable than a good and faithful friend.

True wisdom comes to each of us when we realize how little we understand about life, ourselves, and the world around us.

If you want to be wrong then follow the masses.

I am a Citizen of the World, and my Nationality is Goodwill.

Nothing is part of everything.

What is a saint supposed to do, if not convert wolves?

None of the dead come back. But some stay.

At the bottom of not a little of the bravery that appears in the world, there lurks a miserable cowardice. Men will face powder and steel because they have not the courage to face public opinion.

Now, the education of our children is of national concern, and if they are not educated properly, it is a national calamity.

I'm a huge Sissy Spacek fan.

I still believe that sitting down and reading a book is the best way to really learn something.

A doctor who doesn't say too many foolish things is a patient half-cured.

I do not in fact use many puns. Certainly there are far fewer than people believe. But I suspect the ones I do occasionally use tend to hang around in people's memories for a while.