31.   The problem has recurred periodically over the last quarter century, and presidents and Congress have managed to resolve it without undermining the program.

32.   The story of growth in the U.S. economy in the last quarter century is thus one of a fall from grace.

33.   The two men are connected by a passion for restaging classic plays in the brawny, expressionistic style that has distinguished Chicago theater for the last quarter century.

34.   There is an alternative way of thinking of the events of the last quarter century.

35.   The world has changed dramatically in the last quarter century.

36.   Today their stalls, built to last centuries, sit silent, empty and ruined, their roofs burned into the ether.

37.   Tourism throughout Europe has nearly tripled during the last quarter century, according to the World Tourism Organization.

38.   We may be losing our hold on the public, this beneficent hold that has allowed some doctors to work near-miracles over the last few centuries.

39.   What to make of the remarkable events of the last quarter century?

40.   But only three of them have come in the last quarter century.