1. Science is a cemetery where all kinds of faded ideas are buried. ——Spanish writer Unamuno

2. Great ideas can only become feats if they are put into action. ——British prose writer William Herzlit

3. Beautiful words are the brilliance of thought. ——Ancient Greek artist and philosopher Longisus

4. Thoughts are like drills. They must be concentrated on one point to gain power.

5. The birth of a new idea is one of the greatest pains of human nature. ——British economist Walter Bagehot

6. An idea is useless if it is not explained, but once it is explained, it will hit the nail on the head. ——British prose writer William Herzlitt

7. To run in the political arena, you must have a certain level of thought. ——German-Swiss writer Hesse

8. The agreement of thoughts and feelings produces friendship. ——Ancient Greek philosopher Democritus

9. I have always strived to be unfettered in my thoughts. ——British biologist Darwin

10. Progressive thinking is the biggest enemy of innovation.

——Nicolas Negroponte's "Digital Survival"