Passage 5
Geniuses took at problems in many different ways. Genius often comes from finding a new perspective that no one else has taken, Leonardo da Vinci believed that, to gain knowledge about the form of a problem, you begin by learning how to restructure it in many different ways. He felt that the first way he looked at a problem was too biased toward his usual way of seeing things. He would restructure his problem by looking at it from one perspective and move to another perspective and still another. With each move, his understanding would deepen and he would begin to understand the essence of the problem.
Geniuses make their thought Visible. The explosion of creativity in the Renaissance was intimately tied to the recording and conveying of vast knowledge in drawings, graphs, and diagrams, as in the renowned diagrams of da Vinci and Galileo. Galileo revolutionized science by making his thought graphically visible while his contemporaries used only co
A. were often used to aid scientific researches
B. served as sources of fresh ideas for some scientists
C. could provide scientists with an immense quantity of knowledge
D. were necessary for the expression of creative ideas
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