Science is what you know. Philosophy is what you don't know.

2. Science is what you know. Philosophy is what you don't know.

4. "If it's green or wriggles, it's biology.If it stinks, it's chemistry.If it doesn't work, it's physics..."  

6.   "Facts do not cease to exist because they are ignored."    

8. "An eye for an eye only ends up making the whole world blind."    

10. "Evolution is a 'theory', just like gravity. If you don't like it, go jump off a bridge."

12. "There is no theory of evolution. Evolution is a fact. The theory is of how it happened."

14. Science is a great game. It is inspiring and refreshing. The playing field is the universe itself.

16. "Evolution is cleverer than you are."    — Francis Crick.

18. "Campaigns to bearproof all garbage containers in wild areas have been difficult because, as one biologist put it, 'There is a considerable overlap between the intelligence levels of the smartest bears and the dumbest tourists'."

20. "I just got lost in thought. It was unfamiliar territory."    

22. "Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."    — Albert Einstein.

24. "The gene pool could use a little chlorine."    

26. Polaroids /nm./: what polar bears get from sitting on ice caps.

28. "Great minds discuss ideas; average minds discuss events; small minds discuss people."

30. "The problem with the gene pool is that there is no life guard."

32. The Science Graduate asks "How does it work ?"The Economics Graduate asks "How much does it cost ?"The Engineering Graduate asks "How can we make it ?"The Liberal Arts Graduate asks "Do you want fries with that ?"

34. "Never pick a fight with a country that believes in reincarnation and has nuclear weapons."

36. "Science is facts; just as houses are made of stones, so is science made of facts; but a pile of stones is not a house and a collection of facts is not necessarily science."    

38. "Believe in Darwin; cancer cures smoking."    

40. In Science the credit goes to the man who convinces the world, not to the man to whom the idea first occurred.

42. The chess-board is the world; the pieces are the phenomena of the universe; the rules of the game are what we call the laws of Nature. The player on the other side is hidden from us. We know that his play is always fair, and patient. But also we know, to our cost, that he never overlooks a mistake, or makes the smallest allowance for ignorance.

44. Research is to see what everybody else has seen, and to think what nobody else has thought.

46. It is unworthy of excellent men to lose hours like slaves in the labor of calculation which could be relegated to anyone else if machines were used. Gottfried Wilhelm von Leibnitz (1646-1716) German philosopher and mathematician.

48. Truth in science can be defined as the working hypothesis best suited to open the way to the next better one.