21.   His more conventional colleagues, with varying degrees of care and success, have been proving for years that the old can be made new again.

22.   If he proves himself clean and sober for a period of time, maybe I can trust him.

23.   It proved for those who thought Johnson became forgetful in retirement that he still understands the dynamics of the game in ways that the younger generation can only imagine.

24.   Lawyers are hardly more popular nowadays than health maintenance organizations, and in the past, such attacks have proved fruitful for Republicans.

25.   Nolan Ryan proved it for five other-worldly seasons while he wore a Rangers uniform.

26.   Not as insane, however, as this first season has proven for Patinkin.

27.   Of course, the UCLA defense has had something to prove for a number of years.

28.   Several of those proved lucrative for investors, but others were a flop, with shares later tumbling below initial prices.

29.   Sinden thinks he should prove himself for more than one year.

30.   So it has proved for President Clinton, despite largely cordial relations with Vice President Al Gore.