31.   Bluebonnets sprouting in Central Texas are a sure sign that spring is here.

32.   A one-out walk to Martinez invited trouble, and was a sure sign Helling was tiring.

33.   A high price-earnings ratio is a sure sign that investors are hoping that falling profits represent only a short-term aberration.

34.   A sure sign of a slump.

35.   A sure sign that direct broadcast TV is sailing toward success is the fact that the pirates have already boarded.

36.   --a sure sign of a stranger trying to sell me something.

37.   A sure sign of spring are the upcoming flower shows in Philadelphia, Chicago, Boston, and San Francisco.

38.   A sure sign that a market blow-off is underway?

39.   A sure sign that it happened.

40.   A sure sign is his hair, which has grown over his collar and is working its way down his back.