Why do we stand in front of art and look at it? Why do we go to galleries and museums? What does it feel like? What do you expect to have happen there? How do you feel before you enter, after you leave? What do you do with all your moods, your attentions, your restlessness, your curiosity, your sense of time? How does a visit come to be in the way that a painting comes to be? Does it matter how you begin? Does it matter if you're...