What is the shape of space? Is it flat, or is it bent? Is it nicely laid out, or is it warped and shrunken? Is it finite, or is it infinite? Which of the following does space resemble more: (a) a sheet of paper, (b) an endless desert, (c) a soap bubble, (d) a doughnut, (e) an Escher drawing, (f) an ice cream cone, (g) the branches of a tree, or (h) a human body?
I have a very dear friend, a great painter, called me up very upset, the work wasn’t going well… He asked me to come to his studio -- which I did -- I looked around at the work, dozens of sketches, drawings, large pictures, and I was very close to his work, intensely involved with his work, and he asked me, ‘What’s wrong?’ And I said, ‘Simple – it’s a loss of nerve.