Success is rarely a straight line.
I'd like to begin the discussion of shape by inviting you to take a short walk on the beach with the sculptor Henry Moore. I've timed it: it will take less than a minute.
Sometimes for several years running I [Moore] have been to the same part of the sea-shore—but each year a new shape of pebble has caught my eye, which the year before, though it was there in hundreds, I never saw.2
… the sensitive observer of sculpture must … learn to feel shape simply as shape, not as description or reminiscence. He must, for example, perceive an egg as a simple single solid shape, quite apart from its significance as food, or from the literary idea that it will become a bird. And so with solids such ...