1. Unit 1 Making a difference Words and expressions Warming up

2. Albert Einstein

3. Imagination is more important than knowledge. a famous physicist The Theory of Relativity

4. Alfred North Whitehead

5. It takes a very unusual mind to undertake analysis of the obvious. a British philosopher and mathematician

6. Marie Curie

7. Nothing in life is to be feared. It is only to be understood. a Poland scientist Radium/Polonium

8. Thomas Alva Edison

9. Genius is one percent inspiration and ninety-nine percent perspiration. a famous American inventor The light bulb

10. Galileo Galilei

11. You cannot teach a man anything; you can only help him find it within himself. an Italian scientist

12. What makes a scientist successful ? imagination, intelligence,hard-working, creative, curious, careful, confident.

13. Here are some quotes about science and thinking: 1. He who does not reach the Great Wall is not a true man. ---Mao Zedong 2. Knowledge is power.---Francis Bacon 3. Experience is the best teacher. 4. Failure is the mother of success. 5. Great hopes make great men. 伟大的理想造就伟大的人。