51.   But many longtime Austinites say such optimism is delusional.

52.   But such optimism is no longer sustainable.

53.   But such spring-like optimism is hard to conjure in a deep and dark December.

54.   But such optimism was rare in Arab capitals Thursday night.

55.   But on the subject of Palestine, there was little optimism.

56.   But the national optimism is probably not so out of touch with reality as to make a downturn worse.

57.   But the optimism is not unbridled.

58.   But the optimism was short-lived.

59.   But the optimism is subdued.

60.   But the optimism is tenacious.