There are many, many art worlds. Art contains multitudes.

John Baldessari, the 79-year-old conceptualist, has spent more than four decades making laconic, ironic conceptual art-about-art, both good and bad.

To engage with art, we have to be willing to be wrong, venture outside our psychic comfort zones, suspend disbelief, and remember that art explores and alters consciousness simultaneously.

Art is a way of showing the outside world what your inside world is like.

All great contemporary artists, schooled or not, are essentially self-taught and are de-skilling like crazy.

The Metropolitan Museum of Art is unsurpassed at presenting more than 50 centuries of work. I go there constantly, seeing things over and over, better than I've ever seen them before.

A lot of people still think caring about clothes is a dubious, unserious, frivolous, girlie thing.

The greatest work of art about New York? The question seems nebulous. The city's magic and majesty are distilled in the photographs of Alfred Stieglitz and Paul Strand.

The secret of food lies in memory - of thinking and then knowing what the taste of cinnamon or steak is.

Outside museums, in noisy public squares, people look at people. Inside museums, we leave that realm and enter what might be called the group-mind, getting quiet to look at art.

In art, scandal is a false narrative, a smoke screen that camouflages rather than reveals. When we don't know what we're seeing, we overreact.

Doing mathematics should always mean finding patterns and crafting beautiful and meaningful explanations.

Sometimes it is the reader that sucks, not the book.

Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.

Writing is how I stay sane. It's completely necessary.

Wise men change, fools stay the same.

The chief attraction of military service has consisted and will consist in this compulsory and irreproachable idleness.

I'm personally asking each and every single Boston resident to look after their neighbor.

To find a new word that is accurate and different, you have to be alert for it.

The triumph of economic globalization has inspired a wave of techno-savvy investigative activists who are as globally minded as the corporations they track.

There are no great men, just great circumstances, and how they handle those circumstances will determine the outcome of history.