“Predition is risky, especially of the future.”

One must always do what one really cannot.

There is no hope for any speculation that does not look absurd at first glance.

The opposite of a fact is falsehood, but the opposite of one profound truth may very well be another profound truth.

If anybody says he can think about quantum physics without getting giddy, that only shows he has not understood the first thing about them.

If we couldn’t laugh at ourselves, that would be the end of everything.

An expert is a man who has made all the mistakes which can be made, in a narrow field.

Physics is the belief that a simple and consistent description of nature is possible.

Some subjects are so serious that one can only joke about them.

Sometimes the child in one behaves a certain way and the rest of oneself follows behind, slowly shaking its head.

It is, indeed, perhaps the greatest prospect of humanistic studies to contribute through an increasing knowledge of the history of cultural development to that gradual removal of prejudices which is the common aim of all science.

We all know your idea is crazy. The question is whether it is crazy enough.

When it comes to atoms, language can be used only as in poetry. The poet, too, is not nearly so concerned with describing facts as with creating images and establishing mental connections.

Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.

Everything we call real is made of things that cannot be regarded as real.

It is wrong to think that the task of physics is to find out how nature is. Physics concerns what we say about nature.

If you aren’t confused by quantum mechanics, you haven’t really understood it.

Some emotions don’t make a lot of noise. It’s hard to hear pride. Caring is real faint – like a heartbeat. And pure love – why, some days it’s so quiet, you don’t even know it’s there.

I got a waterbed, but my husband stocked it with trout.

I wish I had a twin, so I could know what I’d look like without plastic surgery.

On some great and glorious day the plain folks of the land will reach their heart’s desire at last, and the White House will be adorned by a downright moron.

Cleanliness is not next to godliness. It isn’t even in the same neighborhood. No one has ever gotten a religious experience out of removing burned-on cheese from the grill of the toaster oven.

When the going gets tough, the tough make cookies.

I read one psychologist’s theory that said, “Never strike a child in your anger.” When could I strike him? When he is kissing me on my birthday? When he’s recuperating from measles? Do I slap the Bible out of his hand on Sunday?

I don’t date. I audition for marriage.