101.  Americans of a certain age certainly will remember the show's catch phrase: "Who knows what evil lurks in the hearts of men?

102.  Americans of a certain age remember the boy in short pants saluting his father's passing coffin.

103.  Americans of a certain age vividly recall the inauguration of Jan. 20, 1961, when John F. Kennedy stood hatless on a sunny day.

104.  SCI-OLDER-COLUMN (Undated) -- Many people of a certain age discover they can no longer take a good night's sleep for granted.

105.  Several other states require mandatory testing for every driver above a certain age.

106.  So, forget about thinking you don't have to be concerned with diet until a certain age.

107.  Some readers of a certain age will immediately guess why.

108.  Some leagues don't even keep score until they get to a certain age.

109.  Specialist insurers offer reasonable rates for limited mileage on cars over a certain age.

110.  So has Trigere, but, as she said, "at a certain age, time flies."