31.   And early humans were an active bunch, working hard physically every day to obtain food and shelter.

32.   And if we do pretend that humans are substantively different from animals, we again make the case against smudging the legal line between animal and human.

33.   And Sharp says this helps explain how humans often are able to maintain a sense of direction and solve other complex problems.

34.   Another recent scientific study found that humans are not the only animals that develop cultural customs.

35.   And yet humans are unique in the range of expressions we are able to create.

36.   Arguing from the view that humans are different from animals in every relevant respect, extremists of this kind think that animals lie outside the area of ethical choice.

37.   As a consequence, humans are altruistic in certain settings.

38.   As long as humans are the judges, it always will.

39.   As long as humans have been in Antarctica, so has garbage.

40.   As the popcorn moves toward the mouth, some of it flees through the fingers because humans are not equipped with webbed hands.