What do the great artists have in common that we learn about in history like Leonardo da Vinci, Michelangelo, or more recently, Picasso, Salvador Dali and even Andy Warhol?

• 从艺术史上的杰出艺术家身上，比如达芬奇、米开朗基罗，或者更近一些的毕加索、达利甚至安迪沃霍尔，我们可以发现一些怎样的共性呢？